ABSTRACT
H s. Heizwert H0 (oberer Heizwert) s. Brennwert/spezifischer Hu (unterer Heizwert) s. Heizwert/spezifischer Haar n hair, (text collectively) hair fibre Haarbehandlungsmittel n (cosmet) hair [treat
ment] preparation Haarbleichmittel n hair bleach (bleaching agent) Haarcreme f hair cream haarentfernend depilatory Haarentfernung fdepilation, epilation Haarentfernungscreme f depilatory cream Haarentfernungsmittel n (cosmet, tann) depilatory
[agent], depilitant, epilator, hair remover Haarfarbe s. Haarfarbemittel Haarfarbemittel n hair dye -/chemisch wirkendes permanent hair dye Haarfestiger m setting lotion, waveset [product] Haarfixiercreme f hair cream Haarkosmetikum n hair cosmetic Haarkristall m [crystal] whisker Haarlack m hair lacquer haarlockernd depilatory Haarlockerung fdepilation, epilation, (tann also)
unhairing, dehairing -/enzymatische (fermentative) (tann) enzyme
unhairing Haarlockerungsmittel n s. Haarentfernungsmittel Haarlotion f hair lotion Haarnadelrohr n hairpin tube Haarnadelrohrbundel n hairpin coil Haarnadelwarmeaustauscher m, Haarnadel-
warmeubertrager m heat exchanger with hairpin tubes
Haarpflegemittel n hair [treatment] preparation Haarreinigungsmittel n hair wash HaarriB m hair crack, craze (surface defect) HaarriBbildung fhair-[line] cracking, [micro]crazing
(on surfaces)-, (glass) crizzling (a defect) Haarrisse mpl (ceram) crazing (a defect in glazes)-,
(glass) crizzle (a defect)-, (ceram, glass) crackle (for decorative purposes)
HaarriBglasur f (ceram) crackle glaze Haarrohrchen n capillary [tube] Haarrohrchenwirkung f capillarity, capillary action Haartoner m, Haartonungsmittel n hair tint Haarwasche f, Haarwaschmittel n hair wash
(shampoo) Haarwasser n hair tonic Haarwellotion f wavesetting lotion Haber-Bosch-Verfahren n Haber[-Bosch] process
(for synthesizing ammonia from H2 and N2) Habitus m habit (as of crystals) H-Abspaltungsreaktion f hydrogen abstraction
reaction Hacke fs. Hackmaschine hacken (pap) to chip, to chop Hacker m s. Hackmaschine
Hackmaschine f (pap) chipper, chopper, chipping (chopping) machine
Hackmesser n (pap) chipper knife Hackschnitzel npl (pap) [wood] chips Hackschnitzelbehalter m s. Hackschnitzelsilo Hackschnitzelfullung f (pap) chip filling (packing),
filling with chips Hackschnitzellagerung f (pap) chip storage Hackschnitzelsilo n (pap) chip silo, chip [storage]
bin Hackschnitzelsortiermaschine f (pap) chip screen Hackschnitzelspeicher m (pap) chip loft Hackselmaschine f (pap) chopping machine, chop
per, cutter (for straw) hackseln (pap) to chop, to cut (straw) Hackspan m (pap) [wood] chip Hackspanlange f (pap) chip length Hadern pi (pap) rags Hadernaufbereitung f (pap) pulping of rags Hadernaufbereitungsanlage f (pap) rag mill HadernaufschluB m (pap) pulping of rags Hadernbleiche f (pap) bleaching of rag pulp (stock) Haderndrescher m (pap) rag willow (thrasher),
devil Hadernfaser f (pap) rag fibre Haderngehalt n (pap) rag content Hadernhalbstoff m (pap) all-rag furnish, rag pulp
(stuff, stock), non-woody pulp Hadernhalbstoffbleiche f (pap) bleaching of rag
pulp (stock) Hadernhalbstoffpapier n [all-]rag paper Hadernhalbzeug n s. Hadernhalbstoff Hadernkocher m (pap) rag (bleach) boiler Hadernkochung f (pap) cooking of rags Hadernpapier n [all-]rag paper Hadernpapierfabrik f rag mill Hadernpapierherstellung frag paper making Hadernpappe f rag board Hadernschneider m (pap) rag cutter (chopper) Hadernstauber m (pap) rag duster Hadernstoff m s. Hadernhalbstoff Hadron n (nucl) hadron Hadsel-Muhle f, Hadsel-Prallmuhle f Hadsel mill Haematit m s. Hamatit Hafen m (glass, ceram) pot -/eingeglaster (glass) glazed pot -/gedeckter s. -/geschlossener -/geschlossener (glass) hooded (covered) pot;
(ceram) closed pot -/glasierter (glass) glazed pot -/offener (glass, ceram) open pot -/verdeckter s. -/geschlossener Hafenbank f (glass) siege, bench (of a pot furnace) Hafenglas n pot-[melted] glass Hafenofen m (glass) pot furnace Hafenschmelze f (glass) pot melting Hafentemperofen m (glass) pot arch Haferstarke f oat starch Hafnat n M^Hf03 hafnate
Hafnium n Hf hafnium Hafniumcarbid n hafnium carbide Hafniumdioxid n s. Hafnium(IV)-oxid Hafnium(IV)-oxid n hafnium(IV) oxide, hafnium
dioxide Hafniumoxidchlorid n hafnium dichloride oxide Hafniumsulfat n hafnium sulphate Hafniumtetrachlorid n hafnium tetrachloride HAF-RuB m (rubber) high abrasion furnace black,
HAF black Haftarbeit f (phys ch) adhesional work, work of
adhesion haften to adhere, to stick Haften n adhesion, adherence, sticking ~ am Werkzeug (plast) mould sticking haftend, haftfahig adhesive, adherent Haftfahigkeit / adhesiveness, adherence, adhesive
power (capacity), sticking power (capacity) -/anfangliche initial retention (of pesticides) Haftfestigkeit / tenacity, adhesive strength Haftinhalt m (distil) [liquid] hold-up Haftkleber m contact[-bonding] adhesive, pres
sure-sensitive adhesive Haftmittel n adhesive, sticking agent; (rubber)
bonding agent; (text) coupling agent (for lami nates)', (agric) deposit builder (in pesticide formu lations)
-/metallkeramisches ceramic-metal adhesive Haftspannung f adhesive stress (tension) Haftstelle f (phys ch) trap (as for recombination of
electrons and defect electrons) Haftstoff m s. Haftmittel Haftung fs. Haften Haftvermittler m adhesion promoter, (plast also)
coupling (anchoring) agent Haftvermogen n s. Haftfahigkeit Hagen-Poiseulle-Gesetz n s. Hagen-Poiseulle-
Stromungsgesetz Hagen-Poiseulle-Gleichung f Poiseulle’s equation
(formula) (of laminar flow in pipes) Hagen-Poiseulle-Strdmung f Poiseulle flow Hagen-Poiseulle-Strdmungsgesetz n Poiseulle’s
law, Hagen-Poiseulle law (of laminar flow in pipes) Hagglund-Verfahren n Hagglund process (sac-
charification of wood) Hahn m cock, tap, plug valve (cock, bib) -/Karlsruher T-shape 120° bore cock - mit hebelgeluftetem Kuken lever-sealed plug
cock - mit schrager Bohrung oblique cock - mit senkrechter Bohrung straight cock Hahn-Aufsatz m (distil) Hahn head HahnenfuB m (ceram) [cock-]spur (an item of kiln
furniture) Hahnfett n tap (stopcock) grease Hahnhiilse /socket, cock shell (barrel) Hahnium n Hn hahnium (element 108) Hahnkapillare f (distil) capillary stopcock (tap) Hahnkegel m s. Hahnkuken
Hahnkuken n [cock] plug, (Am also) stopper Hahnrohr n des Orsat-Apparates Orsat gas mani
fold Hahnschmiermittel n tap (stopcock) lubricant Hahnsicherung f locking device Hahnsystem n des Orsat-Apparates Orsat gas
manifold Hahnventil n plug valve (cock, bib) (for compounds
s. Hahnj Halbacetal n hemiacetal halbacetalartig, halbacetalisch hemiacetal-like Halbaminal n hemiaminal, a-amino alcohol Halbanthrazit m semianthracite, lean (dry steam)
coal Halbantigen n (bioch) hapten, haptene halbautomatisch semiautomatic halbchemisch semichemical Halbchinon nsemiquinone halbdirekt semidirect halbdurchlassig semipermeable Halbedelstein m semiprecious stone Halbelement n (phys ch) half-element, half-cell Halbentbasten n (text) soupling Halbester m semi-ester, half-ester Halbfarbezeit f time of half-dyeing halbfest semisolid halbfeuerfest semirefractory halbflachig (cryst) hemihedral halbflussig semiliquid, semifluid Halbformal n hemiformal (any of the hemiacetals of
formaldehyde) Halbfusinit m semifusinite (a maceral of coal) halbgebleicht (pap) half-bleached, semibleached halbgeleimt (pap) half-sized, 1/2 sized halbgeordnet (phys ch) semi-ordered halbglasartig (ceram) semivitreous, semivitrified halbhart half-hard (cold-rolled metal)', medium-hard
(pitch)', semihard (rubber)', semirigid (plastic) Halbhartgummi m semiebonite, semihard rubber Halbhohenbreite f (anal) [peak] width at half
height, [peak] half width Halbhydrat n hemihydrate Halbkarton m cardboard Halbkoks m coal char Halbkolloid n semicolloid Halbkonserve /partly preserved food halbkontinuierlich semicontinuous, semibatch Halbkristallglas n half-crystal halbkristallin[isch] semicrystalline, hemicrystal-
line, hypocrystalline Halblebenszeit f (biot) half life (of enzyme activity) halbleitend semiconducting, semiconductive Halbleiter m semiconductor -/elektronischer electronic semiconductor -/gemischter compensated semiconductor - mit Eigenleitfahigkeit intrinsic semiconductor Halbleiterlaser m semiconductor (diode) laser Halbleitermaterial n semiconducting material Halb-Leiterpolymer[e] n semiladder polymer
Halbleiterschicht / semiconducting layer Halbleitersperrschicht /semiconductor junction Halbleiterteilchenzahler m semiconductor particle
counter Halbleiterubergang m semiconductor junction Halbleiterverbindung /semiconducting compound Halbleitung /semiconductivity Halblosung / (pap) weak acid Halbmaske / half-mask facepiece (respiratory pro
tection) halbmatt semi-mat[t], (Am also) semimatte, (phot
also) half-mat[t], semigloss[y]; (text) semidull Halbmattglasur / (ceram) semi-mat glaze Halbmetall n semimetal, crossroads element Halbmetallglanz m (min) submetallic lustre halbmetallisch semimetallic Halbmikroanalyse /semimicro (centigram) analysis Halbmikroanalysenwaage / semimicro balance Halbmikroansatz m semimicro batch Halbmikroarbeitstechnik /, Halbmikroarbeits-
weise fs. Halbmikromethode Halbmikrobestimmung /semimicro determination Halbmikroextraktion / semimicro extraction HalbmikromaBstab/im semimicro-scale Halbmikromethode /semimicro method, centigram
procedure ~ nach Kjeldahl semimicro Kjeldahl method (for
determining the nitrogen content) ~ nach Rast semimicro Rast method (for determin
ing molecular weights) Halbmikropraparation /semimicro preparation Halbmikroprobe / *meso sample, semimicro
sample (0.1 to 0.01 g) Halbmikrotechnik fs. Halbmikromethode Halbmikro-Torsionswaage /semimicro torsion
balance Halbmikroverfahren n s. Halbmikromethode Halbmikrowaage / semimicro balance Halbmuffelofen m semimuffle kiln halbnaB semidry Halbneutralisationspunkt m half neutralization
point halbpolar semipolar Halbporzellan n semiporcelain, vitreous china halbquantitativ semiquantitative Halbsandwichverbindung / half-sandwich com
pound Halbsaure f (pap) weak acid Halbschatten m 1. half-shade; 2. s. Halbschatten-
winkel Halbschattennicol m half-shade Nicol (polarimetry) Halbschattenpolarimeter n, Halbschattenpolari-
sator m half-shade polarimeter Halbschattenwinkel m half-shade angle (polarim
etry) Halbsesselform / half-chair form (stereochemistry) halbstarr semirigid Halbstoff m (pap) half-stuff, half-stock • zu ~ auf-
schlieBen (pap) to make into [a] pulp, to reduce to pulp, to pulp
~ in Bogenform (Pappenform) half-stuff board, [solid] pulp board, sheets (laps) of pulp, lap[ped] pulp
-/textiler non-woody pulp -/trockener s. ~ in Bogenform Halbstoffhollander m (pap) half-stuff beater,
breaking[-in] engine, breaker [engine], rag engine (breaker), Hollander washer
Halbstoffhollanderwalze / (pap) breaker roll (drum) Halbstoffsortierer m (pap) pulp screen Halbstufenpotential n half-wave potential Halbstundenlack m half-hour synthetic (a nitrocel
lulose lacquer) halbsynthetisch semisynthetical halbtechnisch pilot-[plant-]scale Halbtrivialname m semitrivial (semisystematic)
name halbtrocken semidry Halbtrockenpressen n (ceram) semidry pressing halbtrocknend semidrying Halbultrabeschleuniger m (rubber) semiultra
accelerator halbverglast (ceram) semivitreous, semivitrified Halbverkokung /semicoking, semicarbonization Halbwachs n propolis, bee glue, balm Halbwassergas n semi water gas HalbweiBol n half-white oil Halbwelle / half wave Halbwellenpotential n half-wave potential Halbwert[s]breite / (anal) half-width [at half maxi
mum], HWHM, half-intensity width (of a signal) Halbwerts[schicht]dicke / (phys ch) half-thick-
ness, half-value thickness (layer) Halbwertszeit /1 . half-life [period], half-time, half
value period, time (period) of half-change (of reac tants); (nucl) [radioactive] half-life; (biot) half-life (of enzyme activity); 2. s. ~ der Reaktion; 3. s. Ruckstands-Halbwertszeit
~ der Reaktion [reaction] half-life, [reaction] halftime, half reaction time
Halbwertszeitmethode / method of half-times (for determining the reaction order)
Halbwollfarben n union dyeing Halbwollfarbstoff m union dye Halbzelle f(phys ch) half-cell, half-element Halbzellenpotential n half-cell potential Halbzellstoff m semichemical pulp Halbzellstoffanlage fs. Halbzellstoffwerk HalbzellstoffaufschluB m semichemical pulping Halbzellstoffwerk n semichemical plant, semi-
chemical-pulp mill Halbzeug n s. Halbstoff Haldane-Beziehung /, Haldane-Gleichung /
Haldane relationship (enzyme kinetics) Halde / (min tech) tip, [waste] dump Haldenlaugung /, Haldenleaching n (min tech)
[waste-]dump leaching, slope leaching Hall-Effekt m Hall effect (a galvanomagnetic effect) halluzinogen (tox) hallucinogenic, psycho[to]-
mimetic
Halluzinogen n (tox) hallucinogen, psychodysleptic, psychotomimetic [drug], psychedelic drug
Hall-Verfahren n Hall process (1. for obtaining aluminium; 2. for gasification of oil)
Halmyrolyse fhalmyrolysis (chemical destruction or rearrangement of a sediment on the sea floor)
Halo m (phot, spectr, chromat) halo Halochromie f halochromism (phenomenon)\
halochromy (property) Halochromieerscheinung f halochromic effect,
halochromism Haloform-Reaktion f (org ch) haloform (Einhorn)
reaction Halogen n halogen Halogenabkommling m halo[gen] derivative Halogenacylierung f haloacylation Halogenaddition f halogen addition Halogenalkan n haloalkane, alkyl halide Halogenalkylierung f haloalkylation Halogenaminierung f haloamination Halogenanilin n haloaniline, halogenated aniline Halogenanthrachinon n haloanthraquinone Halogenarylierung f haloarylation Halogenbenzen n, Halogenbenzol n halobenzene Halogenborierung f haloboration Halogenbrucke f halogen bridge Halogencarbonsaure f haloacid a-Halogencarbonsaure f a-halogenated acid,
a-haloacid Halogendemetallierung f halodemetalation Halogenderivat n halo[gen] derivative Halogenelektrode f halogen electrode Halogenentzug m removal of halogen Halogenethan n haloethane, ethyl halide Halogenfettsaure fs. Halogencarbonsaure Halogengluhlampe f halogen lamp halogenhaltig halogen-containing Halogenhydrin n halohydrin (any of a class of
glycerol derivatives) Halogenid n halide, halogenide -/siliciumorganisches s. Halogensilan/organisches Halogenidphosphor m halide phosphor (a halide
exhibiting phosphorescence) halogenieren to halogenate a-halogeniert a-halogenated, alpha-halogenated halogeniert/mehrfach polyhalogenated Halogenierung /halogenation ~ in der Seitenkette side-chain halogenation (/-Halogenierung falpha-halogenation Halogenierungsgrad m degree of halogenation halogenisieren s. halogenieren Halogenketon n haloketone Halogenkohlenwasserstoff m halogenated hydro
carbon, halocarbon Halogenlactonisierung f halolactonization Halogenlampe f halogen [filament] lamp, tungsten-
halogen lamp, halide lamp Halogenmethan n halomethane, methyl halide Halogenmethyl n s. Halogenmethan
Halogennachweis m detection of halogens • zum
~ for detecting halogens Halogenoform n haloform (any of the triholometh-
anes) Halogenolyse f halogenolysis Halogensilan n halogenosilane, halosilane -/organisches organohalogenosilane, organohal-
osilane, organosilicon halide Halogensilber n (phot) silver halide Halogensilberemulsion f (phot) silver-halide emul
sion halogensubstituiert halogen-substituted Halogeniibertrager m halogen carrier Halogenverbindung f halo[gen] compound Halogenverbindungen /p//organische haloor-
ganic (halogenated organic) compounds, HOC, haloorganics, organic halides, organohalides
Halogenwasserstoff m hydrogen halide (halogen ide), hydrohalogen
Halogenwasserstoffabspaltung f removal of hydrogen halide
Halogenwasserstoffentzug m removal of hydro gen halide
Halogenwasserstoffsaure f hydrohalic acid Halometer n sali[ni]meter (a hydrometer for salt
solutions) Halonium-lon n halonium ion Haloniumsalz n halonium salt Halophyt m (bot) halophyte Halotrichit m (min) halotrichite, iron alum (alumin
ium iron(ll) sulphate 22-water) Hals m neck (as of a bottle or shaft) Halsbildung f necking (in drawing fibres) haltbar durable, stable • - machen to preserve, to
conserve • unbegrenzt ~ sein to keep indefinitely • ~ verpackt packed for prolonged storage
Haltbarkeit f durability, stability; (food) storage (keeping) quality
Haltbarkeitsdauer f lifetime], service (length of) life; (food) keeping time
Haltbarkeitspriifung f durability test Haltbarkeitszeit f s. Haltbarkeitsdauer Haltbarmachung f preservation, conservation -/chemische (food) chemical preservation - fiir beschrankte Zeit temporary preservation ~ von Lebensmitteln food preservation Haltedruck m net positive suction head, NPSH (of
a pump) Halteklemme fs. Halteschelle halten to support (mechanically)-, to keep, to main
tain (e.g. a definite temperature) ~/am Kochen (Sieden) to keep at the boil ~/im Gleichgewicht to equilibrate, to keep in equi
librium ~/in der Schwebe to keep (maintain) in suspension ~/in Losung to keep in solution ~/in Suspension to keep in suspension -/instand to maintain -/konstant to maintain constant ~/nahe am Sieden to keep near the boil
Haltepunkt m[/eutektischer] [eutectic] halt Halter m s. Halterung Halterollen /p//seitliche edge rolls (sheet-glass
manufacture) Halterung f holder, clamp, clip, gripping mechanism Halteschelle / joint clamp, adapter (for ground-
glass joints) ~ fiir Kegelschliffverbindungen cone-and-socket
joint clamp, socket-to-cone adapter ~ fur Kugelschliffverbindungen ball-and-socket
joint clamp, socket-to-ball adapter Haltevorrichtung f s. Halterung Haltewalze f nip roller Haltezeit f residence time, retention (hold-up, hold
ing, detention) time Ham n (bioch) haem, protohaem, (esp Am) heme Hamamelitannin n (tann) hamamelitannin Hamatin n haematin (oxidized form of haem) Hamatit m (min) [red] haematite (iron(lll) oxide) Hamatit[roh]eisen n haematite [pig] iron Hameisen n haem iron Hamenzym n haem (iron porphyrine) enzyme Hamiglobin n haemiglobin, methaemoglobin Hamilton-Operator m (phys ch) Hamiltonian [op
erator], energy operator Hamin n haemin, ferrihaem Haminchlorid n haemin chloride, protohaemin Hammelfett n, Hammeltalg m mutton fat (tallow) Hammer m beater (of the hammer mill) Hammerbrecher m hammer crusher Hammermuhle / hammer mill (disintegrator) Hammerschlag m hammer scale (iron(ll,lll) oxide) Hammerwalke f (text) fulling stocks Hammett-Beziehung f (phys ch) Hammett relation
(correlation), rho-sigma correlation, Qa-correlation Hammett-Diagramm n (phys ch) Hammett plot Hammett-Funktion / (phys ch) Hammett acidity
function Hammett-Gleichung f Hammett equation,
[Hammett] q o equation, rho-sigma equation Hammett-Korrelation fs. Hammett-Beziehung Hammond-Postulat n, Hammond-Prinzip n Ham
mond postulate (principle) (kinetics) Hamochrom[ogen] n haemochromogen, haemo-
chrome Hamocyanin n haemocyanin (a respiratory pigment
of numerous invertebrate animals) Hamogen n (bioch) extrinsic factor, vitamin B12 Hamogenase f (bioch) intrinsic factor Hamoglobin n haemoglobin, Hb -/desoxygeniertes (reduziertes) s. -/sauerstoff-
armes ~ S haemoglobin S, sickle-cell haemoglobin -/sauerstoffarmes deoxygenated haemoglobin Hamolymphe /haemolymph hamolysieren to haemolyze Hamolysin n haemolysin (toxic substance pro
duced by certain bacteria) Hamoprotein n haemoprotein, haem (iron porphy
rine) protein
Hamostatikum n s. Hamostyptikum Hamostyptikum n (pharm) haemostatic, styptic hamostyptisch haemostatic, styptic Handauflegeverfahren n (plast) hand (wet) lay-up
technique, contact (impression) moulding Handaustrag m hand scooping Handbeschickung f hand charging handbetatigt manually operated, hand-operated Handbetrieb m manual (hand) operation handbetrieben manually operated, hand-operated Handbutten n vat paper, [genuine] hand-made
paper Handbiittenrand m (pap) deckle [edge] Handcreme / hand cream Handdruck m block printing Handelsbenzol n commercial benzole ~/90er 90’s benzole Handelsbezeichnung fs. Handelsname Handelscarbid n commercial carbide Handelschemiker m commercial chemist Handelsdunger m commercial fertilizer Handelskohle / commercial coal Handelsmuster n trade sample Handelsname m trade name (term), commercial
name Handelsprodukt n commercial product -/formuliertes formulation Handelsqualitat /commercial (market) grade Handelssorte / market type (grade) Handelstannin n tannic acid of commerce (a prod
uct consisting of gallic acid glucose esters with penta-m-digalloyl-fi-glucose as chief constituent)
handelsublich commercial, commercially available Handentwicklung / (phot) see-saw development Handfeuerloscher m fire extinguisher, portable
[fire] extinguisher Handform / (plast) hand mould Handformen n, Handformgebung / (ceram) hand
modelling (moulding) Handgeblase n hand-power air blower (made of
rubber bulbs) handgeformt (ceram) hand-modelled, hand-
moulded Handgriff m handle Handhabbarkeit / / leichte ease of use, ease
(simplicity) of servicing handhaben to handle ~ lassen/sich to handle Handhabung / handling Handklaubung / (coal) hand picking (cleaning,
sorting) Handleimung / (pap) hand sizing Handloch n hand hole Handlotion /hand lotion Handmuster n (pap) hand (pulp, test) sheet Handpapier n s. Handbutten Handpappe /cylinder board Handpflegemittel n hand preparation Handpresse / (plast) hand press Handrad n handwheel
Handregelung / manual control Handscheidung f s. Handklaubung Handschuhbox f (nucl) glove box Handsieben n hand sieving handsortiert hand-sorted Handsortierung / sorting by hand, hand sorting Handspritze /, Handspritzgerat n (agric) hand[-
held] sprayer Handspritzpistole / hand [spray] gun Handspruhgerat n (agric) hand[-held] sprayer Handstaubegerat n, Handstauber m (agric)
hand[-operated] duster; (if pneumatically oper ated:) hand [dust] gun
Handsteuerung f manual control Handtuchpapier n towelling paper Handverstauber m s. Handstaubegerat Handvorrat m an Chemikalien (lab) side-shelf
reagents Handwerkzeug n (plast) hand mould Handzentrifuge f hand[-driven] centrifuge Handzerstauber m s. Handspriihgerat Hanf m/lndischer (pharm) Indian hemp (dried
summits of Cannabis indica Lam.) Hanffaser /hemp fibre (from Cannabis sativa L.) Hanfol n hemp[seed] oil (from Cannabis sativa L.) Hanfpapier n hemp paper Hanfsamenol n s. Hanfol Hangeascher m (tann) rocker Hangebandtrockner m festoon (loop) dryer Hangedampfer m (text) festoon ager hangen to hang; to be attached (as of atoms) hangenbleiben to stick, to hang up Hangetrockner m festoon (loop) dryer Hangezentrifuge f [top-]suspended centrifuge,
overdriven centrifuge Hanglaugung f, Hangleaching n (min tech) heap
leaching Hansagelb n Hansa yellow (any of various azo
dyes) Hantelmodell n dumb-bell model (of a molecule) Hantelprufkorper m (rubber) dumb-bell test piece,
dumb-bell strip, dumb bell Hapten n (bioch) hapten, haptene Harden-Young-Ester m Harden-Young ester, 1,6-
fructofuranose diphosphate Hardgrove-Maschine /, Hardgrove-Muhle / Hard-
grove machine (mill) (for determining grindability) Hardinge-Kaskadenmuhle / Hardinge cascade
mill Hardinge-Muhle / Hardinge conical [ball] mill, Har
dinge mill Hard-Processing-Channel-RuB m hard process
ing channel black, HPC black Harfe / (lab) assembly Hargreaves-Bird-Zelle / (el ch) Hargreaves-Bird
cell Hargreaves-Verfahren n Hargreaves process (for
obtaining HCI and Na2S04 or K2S04) Harmalaalkaloid n harmal[a] alkaloid
harmlos harmless, innocuous, benign Harmlosigkeit / harmlessness, innocuousness,
benignity Harmotom m (min) harmotome (a tectosilicate) Harn m urine Harnanalyse / urinalysis, uranalysis, urine analysis Harnantiseptikum n urinary antiseptic HarngrieB m (med) gravel Harnsaure / uric acid, 2,6,8-trihydroxypurine harnsaureausscheidend (bioch) uricotelic Harnsaureausscheider m (bioch) uricotelic animal Harnsaurederivat n uric-acid derivative Harnsaurereagens n nach Folin-Denis Folin-
Denis reagent for uric acid Harnsaurestein m (med) uric-acid calculus Harnstein m (med) urinary calculus Harnstoff m urea, carbamide Harnstoffaddukt n urea adduct Harnstoff-Aldehyd-Harz n s. Harnstoff-Formalde-
hyd-Harz Harnstoffanlage f (tech) urea plant harnstoffausscheidend (bioch) ureotelic Harnstoffausscheider m (bioch) ureotelic animal Harnstoff-Bisulfit-Loslichkeit / (text) urea-
bisulphite solubility Harnstoff-Calciumnitrat n calcium-nitrate-urea Harnstoffdenaturierung / (bioch) urea denatura-
tion Harnstoffderivat n/herbizides urea herbicide HarnstoffeinschluBverbindung / urea clathrate
(inclusion compound) Harnstoffentparaffinierung / urea dewaxing (of
lubricating-oil stocks) Harnstoff-Formaldehyd-Harz n urea[-formalde-
hyde] resin, polyurea Harnstoff-Formaldehyd-Kondensat[ionspro-
dukt] n urea-formaldehyde condensation product, urea formaldehyde
Harnstoff-Formaldehyd-Leim m urea-formalde hyde glue
Harnstoffgitter n urea lattice Harnstoffharz n s. Harnstoff-Formaldehyd-Harz Harnstoffherbizid n urea herbicide Harnstoffkalksalpeter m s. Harnstoff-Calciumnitrat Harnstoffkomplex m, Harnstoffkomplexverbin-
dung / urea complex Harnstoffkondensat n urea condensate Harnstoffmolekulverbindung / urea molecular
compound Harnstofformaldehyd m s. Harnstoff-Formalde-
hyd-Kondensat harnstoffspaltend ureolytic Harnstoffstickstoff m (med) urea nitrogen Harnstofftrennung fs. Harnstoffentparaffinierung Harnstoffzyklus m (bioch) urea (ornithine) cycle,
Krebs-Henseleit cycle harntreibend diuretic Harris-Verfahren n Harris process (for softening
lead)
Harrop-Ofen m Harrop kiln (a tunnel kiln) hart hard (as of metals, water, radiation)] (text) crisp
• ~ werden to harden, to solidify, to chill, to set Hartanodisation f, Hartanodisieren n hard anodiz
ing Hartasphalt m hard asphalt hartbar hardenable Hartbarkeit f hardenability Hartblei n hard[ened] lead, antimonial lead, regulus
metal (a lead alloy containing up to 15 % antimony) Hartbrandstein m (ceram) hard-burned (hard-fired)
brick Hartbraunkohle f hard brown coal Hartcarbid n hard [metal] carbide Harte f hardness (as of metals, water, radiation) -/bleibende (hyd) permanent (non-carbonate)
hardness ~ der [geharteten] Randschicht (met) case hard
ness -/durch Calcium verursachte (hyd) calcium
hardness -/permanente s. -/bleibende -/schwindende s. -/temporare -/temporare (hyd) temporary (carbonate) hardness,
carbonate alkalinity -/vortibergehende s. -/temporare Harteabscheidungen fpl (hyd) hardness (mineral)
scale, hard-water depositions (residue) Hartebad n hardening (hardener) bath Hartebestimmung f determination of hardness,
hardness testing hartebildend (hyd) hardness-forming, hardness-
causing, hardness-producing Hartebildner m (hyd) hardness constituent, hard
ness-producing substance Hartedurchbruch m (hyd) hardness leakage
(bleed), hard-water bleed Hartefaktor m hardness factor Hartefixierbad n (phot) hardening fixer (fixing bath) hartefrei (hyd) hardness-free, zero-hardness Hartegehalt m (hyd) hardness level Hartegrad m degree of hardness (for compounds
s. under Grad,) Hartekasten m (met) case-hardening box Hartekatalysator m (plast) curing catalyst Hartelosung f (phot) hardening solution Hartemesser m s. Harteprufer Hartemittel n hardening agent, hardener harten (met) to harden; (plast, coat) to cure; (glass)
to temper, to strengthen; to hydrogenize, to hy drogenate, to harden (fats and oils)
-/durch Nitrierung to nitride (steel) ~/im Cyan[salz]bad to cyanide (steel) -/im Einsatz[verfahren] to case-harden (steel) ~/im Ofen (plast, coat) to stove, (Am) to bake -/in Luft to air-harden (steel) -/in Ol to oil-harden (steel) -/in Wasser to water-harden (steel) -/oberflachlich to surface-harden
Harten n (met) hardening; (plast, coat) curing, cure; (glass) tempering, strengthening; hydrogenation, hardening (of fats and oils)
- im Ofen (plast, coat) stoving, (Am) baking -/photochemisches (plast, coat) photocuring -/selektives (food) selective hydrogenation -/vorzeitiges (plast) premature curing (a moulding
defect) Harteol n hardening oil Harteprufer m hardness tester (meter); (using a
drill:) durometer; (using the rebound of a ball:) scleroscope; (using a stylus:) sclerometer
Harteprufung f hardness test[ing] - nach Knoop Knoop hardness test Hartepulver n (met) case-hardening powder Harter m (plast, coat) curing (hardening) agent,
hardener Harteschicht f (met) [hardened] case Harteskala f scale of hardness - nach Mohs Mohs’ scale [of hardness] Hartestufe f degree of hardness Hartetiefe f depth of hardening Hartezahl f (rubber) coefficient of hardness Hartezeit f (met) hardening time; (plast, coat)
curing (cure) time; (plast) stoving time (of cast resins)
Hartezyklus m (plast) curing cycle Hartfaser f hard fibre Hartfaserplatte f hard-board Hartferrit m (ceram) hard ferrite Hartfett n solid (hard) fat; hydrogenated (hardened)
fat Hartgewebe n laminated fabric, synthetic-resin-
bonded fabric sheet Hartgips m hard plaster Hartglas n resistance (hard) glass HartglasgefaB n resistance-glass bottle Hartglaskolben m resistance-glass flask Hartgummi m hard rubber, ebonite, vulcanite -/zelliger cellular ebonite Hartgummimischung f hard-rubber mix Hartgummiplatte f hard-rubber sheet Hartgummiwalze f hard-rubber-covered roll HartguB m chilled (white) cast iron, chill-cast iron Hartharz n hard resin Hartkautschuk m s. Hartgummi hartkochen to undercook, to cook raw (cellulose) Hartkochung f undercooking (of cellulose) Hartkoks m hard coke Hartlegierung f hard alloy Hartlot n brazing (hard) solder, brazing alloy (metal) hartloten to braze, to hard-solder ~/im Lotbad to dip-braze Hartmasse f (ceram) hard paste, pate dure Hartmetall n hard metal (composite consisting of
hard materials and metals), (specif) s. -/gesintertes
-/gesintertes cemented [hard] carbide, sintered carbide, cemented hard metal
Hartmetallegierung /hard metal alloy (consisting
of carbides and usually cobalt as a binder) Hartmetallwerkstoff m cemented carbide material Hartoxidation /hard anodizing (of metals) Hartpapier n hard (bakelite, laminated) paper, syn
thetic-resin-bonded paper sheet Hartpappe f hard-board, panel board Hartparaffin n hard (solid) paraffin, ceresin [wax] Hartpech n hard pitch Hartpetrolat[um] n dry petrolatum Hartporzellan n hard[-paste] porcelain Hart-PVC n unplasticized (rigid) PVC Hartree-Einheiten fpl atomic units Hartree, Hartree
units (based on mass and charge of the electron and Planck’s constant divided by 2ji)
Hartree-Fock-Methode f Hartree-Fock method (molecular theory)
Hartsalz n hard salt (crude potash salt containing MgS04)
Hartschaum[stoff] m (plast) rigid foam Hartseide f hard (ecru) silk Hartseife f hard soap Hartspiritus m solid alcohol Hartstoff m hard material Hartung f s. Harten Hartungsautoklav m hardening vessel (for fats) Hartungsgeruch m hydrogenation (hardening)
flavour Hartungsgeschmack m hydrogenation (hardening)
flavour Hartungskatalysator m (plast) curing catalyst Hartungsmittel n 1. hardening agent, hardener; 2.
