FrancophonIA/DGT-Translation_Memory huggingface dataset:
English: Add to the ammoniacal solution 50 ml of silver nitrate solution 0,1 N (3.5) (or more if necessary), place a small funnel over the volumetric flask and heat the mixture over a boiling water bath for one hour.
Estonian: Ammoniaaki sisaldavale lahusele lisatakse 50 ml 0,1 N hõbenitraadi lahust (3.5) (vajaduse korral rohkem), mõõtekolbi kohale asetatakse väike lehter ja segu kuumutatakse keeva vee vanni kohal tund aega.
English: Titrate the excess silver nitrate on return with the ammonium thiocyanate solution 0,1 N (3.6).
Estonian: Hõbenitraadi ülekogus tiitritakse tagasi 0,1 N ammooniumtiotsüanaadi lahusega (3.6).
English: Subtract the volume of silver nitrate solution 0,1 N consumed in the blank test from that consumed by the sample in solution.
Estonian: Pimekatses tarbitud 0,1 N hõbenitraadi lahuse kogus lahutatakse proovilahuses tarbitud kogusest.
English: The value obtained gives the number of ml of silver nitrate solution 0,1 N consumed by the mustard oil in the sample.
Estonian: Saadud väärtus näitab proovis olnud sinepiõli poolt tarbitud 0,1 N hõbenitraadi lahuse kogust milliliitrites.
English: 1 ml of AgNO3 0,1 N corresponds to 4,956 mg of allyl isothiocyanate.
Estonian: 1 ml 0,1 N AgNO3 vastab 4,956 mg allüülisotiotsüanaadile.
English: This method makes it possible to determine the level of lactose in feeding-stuffs containing more than 0,5 % of lactose.
Estonian: Selle meetodiga on võimalik määrata laktoosi taset söötades, mis sisaldavad laktoosi üle 0,5%.
English: Suspension of Saccharomyces cerevisiae : suspend 25 g of fresh yeast in 100 ml of water
Estonian: Saccharomyces cerevisiae suspensioon: 25 g värsket pärmi suspendeeritakse 100 ml vees.
English: The suspension will keep for a maximum period of one week in a refrigerator.
French: La suspension se conserve une semaine au maximum en réfrigérateur.
Estonian: Suspensioon säilib külmikus kõige rohkem ühe nädala.
English: Carrez solution I : dissolve in water 21,9 g of zinc acetate Zn (CH3 COO)2,2H2O and 3 g of glacial acetic acid.
Estonian: Carrez' lahus I: vees lahustatakse 21,9 g tsinkatsetaati Zn(CH3COO)2·2H2O ja 3 g jää-äädikat.
English: Carrez solution II : dissolve in water 10,6 g of potassium ferrocyanide K4 Fe (CN6) 3H2O.
Estonian: Carrez' lahus II: vees lahustatakse 10,6 g kaaliumferrotsüaniidi K4Fe(CN)6·3H2O.
English: Check the normality of the reagent thus obtained (Cu 0,1 N;
Estonian: Kontrollitakse sel viisil saadud reaktiivi normaalsust (Cu 0,1 N,
English: The solution's pH should be approximately 9,4.
Estonian: Lahuse pH peaks olema ligikaudu 9,4.
English: Copper sulphate solution : dissolve 25 g of copper sulphate A.R. Cu SO 4,5H2O, free from iron, in 100 ml of water.
Estonian: Vasksulfaadi lahus: 25 g rauavaba vasksulfaati AR CuSO4 · 5H2O lahustatakse 100 ml vees.
English: Solution of sodium thiosulphate 0,1 N.
Estonian: 0,1 N naatriumtiosulfaadi lahus.
English: Place the flask in a boiling water bath for thirty minutes and then cool to approximately 35 C.
Estonian: Kolb asetatakse 30 minutiks keeva vee vanni ning jahutatakse seejärel umbes 35°C-ni.
English: Leave the flask to stand for two hours in a water bath, at a temperature of 38-40 C.
Estonian: Lastakse kolvil seista kaks tundi veevannis temperatuuril 38-40°C.
English: Cool to approximately 20 C.
Estonian: Jahutatakse umbes 20°C-ni.
English: Add 2,5 ml of Carrez solution I (3.2) and stir for thirty seconds, then add 2,5 ml of Carrez solution II (3.3) and again stir for thirty seconds.
Estonian: Lisatakse 2,5 ml Carrez' lahust I (3.2) ja segatakse 30 sekundit, seejärel lisatakse 2,5 ml Carrez' lahust II (3.3) ja segatakse veel 30 sekundit.
English: Determine the lactose content according to Luff-Schoorl, as follows: add exactly 25 ml of Luff-Schoorl reagent (3.4) and two granules of pumice stone (3.5).
Estonian: Laktoosisisaldus määratakse Luff-Schoorli meetodi abil järgmiselt: lisatakse täpselt 25 ml Luff-Schoorli reaktiivi (3.4) ja kaks pimsskivigraanulit (3.5).
English: Titrate with sodium thiosulphate solution 0,1 N (3.8) until a dull yellow colour appears, add the starch indicator (3.9) and complete titration.
Estonian: Tiitritakse 0,1 N naatriumtiosulfaadi lahusega (3.8) kuni kahvatukollase värvuse tekkimiseni, lisatakse tärkliseindikaator (3.9) ja viiakse tiitrimine lõpule.
English: Using the attached table, establish the amount of lactose in mg which corresponds to the difference between the results of the two titrations, expressed in ml of sodium thiosulphate 0,1 N.
Estonian: Juuresoleva tabeli abil määratakse laktoosisisaldus milligrammides, mis vastab 0,1 N naatriumtiosulfaadi milliliitrites väljendatud kahe tiitrimise tulemuste vahele.
English: Aluminium nitrate A 1 (No3)3,9 H2O, general purpose reagent.
Estonian: Alumiiniumnitraat Al(NO3)3·9H2O, universaalreaktiiv.
English: Standard solution of potassium : dissolve in water 1,907 g of potassium chloride (3.4), add 5 ml of hydrochloric acid (3.1), make up to 1 litre with water and homogenise.
Estonian: Kaaliumi standardlahus: 1,907 g kaaliumkloriidi (3.4) lahustatakse vees, lisatakse 5 ml soolhapet (3.1), täiendatakse veega 1 liitrini ja homogeenitakse.
English: 1 ml of this solution contains 1,00 mg of potassium
Estonian: 1 ml saadud lahust sisaldab 1,00 mg kaaliumi.
English: As a general rule, weigh out 10 g of the sample to the nearest 10 mg, place in a crucible and ash at 450 C for three hours.
Estonian: Üldreeglina võetakse 10 g proovi kaalutis täpsusega 10 mg, pannakse see tiiglisse ja tuhastatakse 450°C juures kolm tundi.
English: When all release of carbon dioxide has ceased, heat the solution and keep at a temperature of about 90 C for two hours, stirring occasionally.
Estonian: Kui süsinikdioksiidi eraldumine on lõppenud, kuumutatakse lahust ja hoitakse temperatuuril umbes 90°C kaks tundi, aeg-ajalt segades.
English: Transfer to a 100 ml graduated flask an aliquot part of the filtrate containing a maximum of 1,0 mg of potassium, add 10,0 ml of loading agent (3.5), make up to the mark with water and homogenise.
Estonian: Filtraadi alikvoot, mis sisaldab maksimaalselt 1,0 g kaaliumi, kantakse 100 ml mõõtekolbi, lisatakse 10,0 ml puhverlahust (3.5), täiendatakse veega kuni märgini ja homogeenitakse.
English: Place in 100 ml graduated flasks exactly 5, 10, 15, 20 and 25 ml of this solution, corresponding respectively to amounts of potassium of 0,2, 0,4, 0,6, 0,8 and 1,0 mg.
Estonian: 100 ml mõõtekolbidesse pannakse täpselt 5, 10, 15, 20 ja 25 ml kõnealust lahust, mis vastavad vastavalt kaaliumikogustele 0,2, 0,4, 0,6, 0,8 ja 1,0 mg.
English: Aluminium nitrate A 1 (NO3)3,9 H2O, general purpose reagent
Estonian: Alumiiniumnitraat Al(NO3)3·9H2O, universaalreaktiiv.
English: Standard solution of sodium : dissolve in water 2,542 g of sodium chloride (3.4), add 5 ml of hydrochloric acid (3.1), make up to 1 litre with water and homogenise
Estonian: Naatriumi standardlahus: 2,542 g naatriumkloriidi (3.4) lahustatakse vees, lisatakse 5 ml soolhapet (3.1), täiendatakse veega 1 liitrini ja homogeenitakse.
English: Store in plastic bottles, 1 ml of this solution contains 1,00 mg of sodium.
French: Conserver en flacons de matière plastique. 1 ml de cette solution contient 1,00 mg de sodium.
Estonian: Säilitatakse plastikpudelites, 1 ml saadud lahust sisaldab 1,00 mg naatriumi.
English: As a general rule, weigh out 10 g of the sample to the nearest 10 mg, place in a crucible (4.2) and ash at 450 C for three hours.
Estonian: Üldreeglina võetakse 10 g proovi kaalutis täpsusega 10 mg, pannakse see tiiglisse (4.2) ja tuhastatakse 450°C juures kolm tundi.
English: Transfer to a 100 ml graduated flask an aliquot part of the filtrate containing a maximum of 1,0 mg of sodium, add 10,0 ml of loading agent (3.5), make up to the mark with water and homogenise.
Estonian: Filtraadi alikvoot, mis sisaldab maksimaalselt 1,0 g naatriumi, kantakse 100 ml mõõtekolbi, lisatakse 10,0 ml puhverlahust (3.5), täiendatakse veega kuni märgini ja homogeenitakse.
English: Place in 100 ml graduated flasks exactly 5, 10, 15, 20 and 25 ml of this solution, corresponding respectively to amounts of sodium of 0,2, 0,4, 0,6, 0,8 and 1,0 mg.
Estonian: 100 ml mõõtekolbidesse pannakse täpselt 5, 10, 15, 20 ja 25 ml kõnealust lahust, mis vastavad vastavalt naatriumikogustele 0,2, 0,4, 0,6, 0,8 ja 1,0 mg.
English: This method makes it possible to determine the amount of reducing sugars and total sugars after inversion, expressed as glucose or where appropriate as sucrose, converting by the factor 0,95.
French: La méthode permet de doser les sucres réducteurs et les sucres totaux après inversion, exprimés en glucose ou, le cas échéant, en saccharose, par conversion à l'aide du facteur 0,95.
Estonian: Selle meetodiga on võimalik määrata redutseerivate suhkrute hulka ja üldsuhkru hulka pärast inversiooni, see väljendatakse glükoosina või sõltuvalt olukorrast sahharoosina, kasutades ümberarvestustegurit 0,95.
English: 40 % ethanol (v/v) d : 0,948 at 20 C, neutralised to phenolphthalein.
Estonian: 40% (v/v) etanool, 20°C d: 0,948, fenoolftaleiini suhtes neutraalne.
English: Carrez solution II : dissolve in water 10,6 g of potassium ferrocyanide K4Fe (CN6),3H2O.
Estonian: Carrez' lahus II: vees lahustatakse 10,6 g kaaliumferrotsüaniidi K4Fe(CN)6·3H2O.
English: 0,1 % solution (w/v) of methyl orange.
Estonian: 0,1 % (w/v) metüüloranži lahus.
English: Hydrochloric acid 0,1 N.
Estonian: 0,1 N soolhape.
English: Sodium hydroxide solution 0,1 N.
Estonian: 0,1 N naatriumhüdroksiidi lahus.
English: Luff-Schoorl reagent: Stirring carefully, pour the citric acid solution (3.8.2) into the sodium carbonate solution (3.8.3).
Estonian: Luff-Schoorli reaktiiv: Ettevaatlikult segades valatakse sidrunhappe lahus (3.8.2) naatriumkarbonaadi lahusesse (3.8.3).
English: Check the normality of the reagent thus obtained (Cu 0,1 N; Na2 CO3 2 N).
Estonian: Kontrollitakse sel viisil saadud reaktiivi normaalsust (Cu 0,1 N, Na2CO3 2 N).
English: Copper sulphate solution: dissolve 25 g of copper sulphate A.R., Cu SO4,5H2O, free from iron, in 100 ml of water.
Estonian: Vasksulfaadi lahus: 25 g rauavaba vasksulfaati AR CuSO4·5H2O lahustatakse 100 ml vees.
English: Sodium carbonate solution : dissolve 143,8 g of anhydrous sodium carbonate A.R. in approximately 300 ml of warm water.
Estonian: Naatriumkarbonaadi lahus: 143,8 g veevaba naatriumkarbonaati AR lahustatakse umbes 300 ml soojas vees.
English: Sodium thiosulphate solution 0,1 N.
Estonian: 0,1 N naatriumtiosulfaadi lahus.
English: Weigh 2,5 g of the sample to the nearest mg and place in a 250 ml volumetric flask.
Estonian: Võetakse 2,5 g proovi kaalutis täpsusega 1 mg ja pannakse 250 ml mõõtekolbi.
English: Add 15 ml of hydrochloric acid 0,1 N (3.6), immerse the flask in a fast boiling water bath and keep there for thirty minutes.
Estonian: Lisatakse 15 ml 0,1 N soolhapet (3.6), sukeldatakse kolb tugevalt keeva veega vanni ning hoitakse seal 30 minutit.
English: Cool rapidly to approximately 20 C and add 15 ml of sodium hydroxide solution 0,1 N (3.7).
Estonian: Jahutatakse kiiresti umbes 20°C-ni ja lisatakse 15 ml 0,1 N naatriumhüdroksiidi lahust (3.7).
English: The result is expressed as the percentage of glucose or, where appropriate, sucrose, by multiplying by the factor 0,95.
Estonian: Tulemus väljendatakse glükoosi protsendimäärana või sõltuvalt olukorrast sahharoosi protsendimäärana, korrutades tulemuse teguriga 0,95.
English: Using the table establish the amount of glucose in mg which corresponds to the difference between the values of the two titrations, expressed in mg of sodium thiosulphate 0,1 N.
Estonian: Tabeli abil määratakse glükoosi hulk milligrammides, mis vastab 0,1 N naatriumtiosulfaadi milliliitrites väljendatud kahe tiitrimise tulemuste vahele.
English: The difference between the content of total sugars after inversion, expressed as glucose, and the content of reducing sugars, expressed as glucose, multiplied by 0,95, gives the percentage content of sucrose.
Estonian: Sahharoosisisalduse protsendimäär on glükoosina väljendatud inversioonijärgse üldsuhkrute sisalduse ja glükoosina väljendatud redutseerivate suhkrute sisalduse vahe, mis on korrutatud 0,95-ga.
English: In order to determine the content of reducing sugars, excluding lactose, two methods may be adopted: 8.3.1. for an approximate calculation, multiply by 0,675 the lactose content established by a different method of analysis and subtact the result obtained from the content of reducing sugars.
Estonian: Redutseerivate suhkrute (v.a laktoosi) sisalduse määramiseks võib kasutada kahte meetodit: 8.3.1. ligikaudseks arvutamiseks korrutatakse muu meetodi abil saadud laktoosisisaldus 0,675-ga ja lahutatakse saadud tulemus redutseerivate suhkrute sisaldusest.
English: In the first case 17 ml of sodium thiosulphate solution 0,1 N corresponding to 44,2 mg of glucose is consumed;
Estonian: Esimesel juhul tarbitakse 17 ml 0,1 N naatriumtiosulfaadi lahust, mis vastab 44,2 mg glükoosile;
English: in the second, 11 ml, corresponding to 27,6 mg of glucose.
Estonian: teisel juhul tarbitakse 11 ml, mis vastab 27,6 mg glükoosile.
English: The difference is 16,6 mg of glucose.
Estonian: Vahe on 16,6 mg glükoosi.
English: Solution of sodium hydroxide 0,1 N.
Estonian: 0,1 N naatriumhüdroksiidi lahus.
English: Solution of silver nitrate 0,1 N.
Estonian: 0,1 N hõbenitraadi lahus.
English: Light petroleum, B.P. 40-60 C.
Estonian: Petrooleeter, keemistemperatuur 40-60°C.
English: Cool, neutralise exactly with the sodium hydroxide solution (3.4) using 0,5 ml of phenol red solution (3.6).
Estonian: Jahutatakse ja neutraliseeritakse täpselt naatriumhüdroksiidi lahusega (3.4), kasutades 0,5 ml fenoolpunase lahust (3.6).
English: Titrate the nitric acid liberated with a solution of sodium hydroxide (3.4) until the indicator changes colour (pH 7,4).
Estonian: Vabanev lämmastikhape tiitritakse naatriumhüdroksiidi lahusega (3.4), kuni indikaator muudab värvi (pH 7,4).
English: 1 ml of 0,1 N NaOH = 18 mg of theobromine.
Estonian: 1 ml 0,1 N NaOH = 18 mg teobromiini.
English: Solution of 4-dimethylaminobenzaldehyde : dissolve 1,6 g of 4-DMAB A.R. in 100 ml of 96 % ethanol and add 10 ml of hydrochloric acid A.R. (d : 1,19).
Estonian: 4-dimetüülaminobensaldehüüdi lahus: 1,6 g 4-DMAB AR lahustatakse 100 ml 96% etanoolis ja lisatakse 10 ml soolhapet AR (d = 1,19).
English: Carrez solution I : dissolve in water 21,9 g of zinc acetate (CH2COO) 72H2O and 3 g of glacial acetic acid.
Estonian: Carrez' lahus I: vees lahustatakse 21,9 g tsinkatsetaati Zn(CH3COO)2·2H2O ja 3 g jää-äädikat.
English: Carrez solution II : dissolve in water 10,6 of potassium ferrocyanide, K4 Fe (CN)6 73H2O.
Estonian: Carrez' lahus II: vees lahustatakse 10,6 g kaaliumferrotsüaniidi K4Fe(CN)6·3H2O.
English: 0,1 % solution (w/v) of urea A.R.
Estonian: 0,1 % (w/v) karbamiidi lahus AR.
English: Place the tubes in a hot-water bath at 20 C.
Estonian: Katseklaasid asetatakse sooja vee vanni temperatuuriga 20 °C.
English: Hydrochloric acid 0,3 N.
Estonian: 0,3 N soolhape.
English: Place the filter containing the precipitate in a crucible and ash at 900 C.
Estonian: Filter sademega pannakse tiiglisse ja tuhastatakse 900°C juures.
English: The alkaloid content of the sample is obtained by multiplying the weight of the ash by a factor of 0,2.
French: La teneur en alcaloïdes de la prise d'essai s'obtient en multipliant le poids des cendres par le facteur 0,2.
Estonian: Proovi alkaloididesisalduse saamiseks korrutatakse tuha mass teguriga 0,2.
English: Urease activity is estimated by the amount of ammoniacal nitrogen liberated per 1 g of product per minute at 30 C from a solution of urea.
Estonian: Ureaasi aktiivsust hinnatakse ammoniakaalse lämmastiku hulga alusel, mis vabaneb karbamiidi lahusest 1 g toote kohta 1 minuti jooksul 30°C juures.
English: Loading agent of phosphate 0,05 M, containing, per 1000 ml, 4,45 g of disodium phosphate (Na2HPO4 72H2O) and 3,40 g of monopotassium phosphate (KH2 PO4).
Estonian: 0,05 M fosfaadi puhverlahus, mis sisaldab 1000 ml kohta 4,45 g dinaatriumfosfaati (Na2HPO4·2H2O) ja 3,40 g monokaaliumfosfaati (KH2PO4).
English: Apparatus.
Estonian: Seadmed
English: Potentiometric titration apparatus or high sensitivity pH-meter (0,02 pH) with magnetic stirrer.
Estonian: Potentsiomeetriline tiitrimisaparaat või suure tundlikkusega pH-meeter (0,02 pH) magnetseguriga.
English: Water bath fitted with thermostat set at 30 C exactly.
Estonian: Täpselt 30°C-le seatud termostaadiga veevann.
English: Test-tubes with ground-glass stoppers, 150 x 18 mm.
Estonian: Lihvkorgiga katseklaasid, 150 x 18 mm.
English: Crush about 10 g of the sample (for example in a coffee mill) so that it passes through a sieve with a mesh of 0,2 mm.
Estonian: Umbes 10 g proovi purustatakse (näiteks kohviveskis), nii et see läbiks 0,2 mm aukudega sõela.
English: Weigh out 0,2 g of the crushed sample to the nearest mg, place in a test tube with a ground-glass stopper and add 10 ml of urea loading agent (3.4).
Estonian: Võetakse 0,2 g purustatud proovi kaalutis täpsusega 1 mg, pannakse see lihvkorgiga katseklaasi ja lisatakse 10 ml karbamiidi puhverlahust (3.4).
English: Place the tube in a water bath set at 30 _C exactly and keep there for exactly thirty minutes.
Estonian: Katseklaas asetatakse sooja vee vanni temperatuuriga täpselt 30 °C ja hoitakse seal täpselt 30 minutit.
English: Immediately add 10 ml of 0,1 N hydrochloric acid (3.1), cool rapidly to 20 C and transfer the contents of the tube quantitatively to a titration vessel, rinsing twice with 5 ml of water.
Estonian: Lisatakse kohe 10 ml 0,1 N soolhapet (3.1), jahutatakse kiiresti 20°C-ni ja kantakse katseklaasi sisu kvantitatiivselt tiitrimisnõusse, loputades kaks korda 5 ml veega.
English: Using a glass electrode (4.1) titrate immediately and rapidly to pH 4,7 with the 0,1 N sodium hydroxide solution (3.2) by electrometry.
Estonian: Kasutades klaaselektroodi (4.1), tiitritakse kohe ja kiiresti elektromeetriliselt 0,1 N naatriumhüdroksiidi lahusega (3.2) kuni pH väärtuseni 4,7.
English: Quickly place a sample of 0,2 g weighed to the nearest mg in a test tube with a ground-glass stopper, add 10 ml of 0,1 N hydrochloric acid (3.1) and then 10 ml of urea loading agent (3.4).
Estonian: Võetakse 0,2 g proovi kaalutis täpsusega 1 mg, pannakse see kiiresti lihvkorgiga katseklaasi, lisatakse 10 ml 0,1 N soolhapet (3.1) ja seejärel 10 ml karbamiidi puhverlahust (3.4).
English: Under the conditions indicated above, transfer the contents of the tube to the titration vessel using the 0,1 N sodium hydroxide solution (3.2) up to pH 4,7.
Estonian: Eespool kirjeldatud tingimustel kantakse katseklaasi sisu tiitrimisnõusse ja tiitritakse 0,1 N naatriumhüdroksiidi lahust (3.2) kasutades pH väärtuseni 4,7.
English: a = ml of 0,1 N sodium hydroxide solution consumed by the sample,
Estonian: a = proovi tarbitud 0,1 N naatriumhüdroksiidi lahuse kogus milliliitrites,
English: b = ml of 0,1 N sodium hydroxide solution consumed in the blank test,
Estonian: b = pimekatses tarbitud 0,1 N naatriumhüdroksiidi lahuse kogus milliliitrites,
English: FIRST COMMISSION DIRECTIVE of 15 June 1971
Polish: PIERWSZA DYREKTYWA KOMISJI z dnia 15 czerwca 1971 r.
English: establishing Community methods of analysis for the official control of feeding-stuffs (71/250/EEC)
Polish: ustanawiająca wspólnotowe metody analizy do celów urzędowej kontroli pasz (71/250/EWG)
English: The Member States shall, not later than 1 July 1972, bring into force the laws, regulations or administrative provisions necessary to comply with this Directive. They shall forthwith inform the Commission thereof.
Polish: Państwa Członkowskie najpóźniej do dnia 1 lipca 1972 r. wprowadzą w życie przepisy ustawowe, wykonawcze i administracyjne niezbędne do wykonania niniejszej dyrektywy i niezwłocznie powiadomią o tym Komisję.
English: Stopper the flask and transfer to the oven for sixteen hours at 38 ºC. Next, cool to room temperature and add 80 ml of water, 10 ml of sodium acetate solution (3.2) and a drop of anti-foaming emulsion (3.3).
Polish: Zatkać kolbę i wstawić do pieca na 16 godzin w temperaturze 38 C. Następnie, ostudzić do temperatury pokojowej i dolać 80 ml wody, 10 ml roztworu octanu sodowego (3.2) i kroplę emulsji przeciwpieniącej (3.3).
English: Connect the flask to the steam distillation apparatus and place in an oilbath which has first been brought to a temperature slightly above 100 ºC. Distil 200 to 300 ml of liquid by passing a powerful current of steam through the flask and gently heating the oil-bath.
Polish: Podłączyć kolbę do aparatury do destylacji z parą wodną i umieścić w kąpieli olejowej uprzednio podgrzanej do temperatury nieco ponad 100 C. Przedestylować 200-300 ml cieczy przepuszczając duży strumień pary przez kolbę i delikatnie podgrzewając kąpiel olejową.
English: Weigh approximately 5 g of the sample (or more if necessary) to the nearest mg,
Polish: Odważyć około 5 g próbki (lub więcej w razie potrzeby) z dokładnością do 1 mg.
English: calcine at 550 ºC and transfer the ash to a 250 ml beaker.
Polish: Poddać kalcynacji w temperaturze 550 C i przenieść popiół do 250-mililitrowej zlewki.
English: For very low contents of calcium proceed as follows: filter the calcium oxalate precipitate through an ash-free filter paper.
Polish: W przypadku bardzo małej zawartości wapnia należy postępować w sposób następujący: przefiltrować osad szczawianu wapnia przez filtr papierowy bez popiołu.
English: Run the hydrochloric acid (3.1) slowly over the portion of the sample, tilting the flask (4). Make the pressure equal by lowering the tube (2). Shake the flask (4) until the release of carbon dioxide has stopped completely.
Polish: Wypuszczać powoli kwas chlorowodorowy (3.1) na próbkę, przechylając kolbę (4). Wyrównać ciśnienie opuszczając rurkę (2). Potrząsać kolbą (4) dopóki nie ustanie wydzielanie dwutlenku węgla.
English: Restore pressure by bringing the liquid back to the same level in tubes (1) and (2). After a few minutes, when the volume of gas has become constant, take the reading.
Polish: Przywrócić ciśnienie ustalając taki sam poziom cieczy w rurkach (1) i (2). Po kilku minutach, po ustaleniu się objętości gazu, dokonać odczytu.
English: Calculation of results The content in grammes of carbonates, expressed as calcium carbonate, as a percentage of the sample, is calculated by using the formula: where: V = ml of CO2 released by the portion of the sample.
Polish: Obliczanie wyników Zawartość węglanów w gramach, wyrażona jako udział procentowy węglanu wapniowego w próbce, obliczana jest z następujących wzorów: gdzie: V = objętość CO2, w ml, wydzielona przez porcję próbki.
English: Electric muffle-furnace with thermostat. 4.3. Crucibles for ashing made of platinum or an alloy of platinum and gold (10 % Pt, 90 Au), either rectangular (60 × 40 × 25 mm) or circular (diameter : 60 to 75 mm, height : 20 to 25 mm).
Polish: Piec muflowy z termostatem. Tygle do spopielania wykonane z platyny lub stopu platyny i złota (10% Pt, 90% Au) prostokątne (60 x 40 x 25 mm) lub okrągłe (średnica: 60-75 mm, wysokość: 20-25 mm).
English: Keep at this temperature until white, light grey or reddish ash is obtained which appears to be free from carbonaceous particles. Place the crucible in a desiccator, leave to cool and weigh immediately.
Polish: Trzymać w tej temperaturze do momentu uzyskania białego, jasno szarego lub czerwonawego popiołu, który wydaje się pozbawiony cząstek zawierających węgiel. Umieścić tygiel w suszarce, pozostawić do ostygnięcia i natychmiast zważyć.
English: Calculate the weight of the residue by deducting the tare. Express the result as a percentage of the sample.
Polish: Obliczyć masę pozostałości odejmując tarę. Wynik wyrazić jako udział procentowy w próbce.
English: The ash of substances which are difficult to ash must be subjected to an initial ashing of at least three hours, cooled and then a few drops of 20 % solution of ammonium nitrate added to it (carefully, to avoid dispersal of the ash or the formation of lumps). Continue calcining after drying in the oven.
Polish: Popiół substancji trudnych do spopielenia należy poddać wstępnemu spopielaniu, co najmniej przez 3 godziny, następnie ostudzić i dodać kilka kropli 20% roztworu azotanu amonowego (trzeba to robić ostrożnie, aby uniknąć rozproszenia lub zbrylenia). Po wysuszeniu w piecu kontynuować kalcynację.