Reactivi de Laborator

Nitroprusid de sodiu dihidrat 25 G
Nitroprusid de sodiu dihidrat 25 G Merck
CAS: 13755-38-9 (13755389) [pentaciano-nitrosil-ferat(II) de disodiu...
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ICP multi-element - solutie standard IV Certipur - 100 ML
ICP multi-element - solutie standard IV Certipur - 100 ML Merck
(23 elemente in acid azotic diluat), 1000 mg/l: 1000 mg/l: Ag, Al, B, Ba,...
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Clorura de sodiu EMPROVE - 5 KG
Clorura de sodiu EMPROVE - 5 KG Merck
CAS: 7647-14-5 (7647145) EMPROVE® ESSENTIAL Ph Eur, BP, USP
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Azotit de sodiu pentru analiza - 100 G
Azotit de sodiu pentru analiza - 100 G Merck
CAS: 7632-00-0 (7632000) pentru analiza, EMSURE® ACS, Reag. Ph Eur...
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Sulfat de cupru(II) pentahidrat - 250 G
Sulfat de cupru(II) pentahidrat - 250 G Merck
CAS: 7758-99-8 (7758998) pentru analiza, EMSURE® ACS, ISO, Reag. Ph...
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Solutie tampon pH 10.00 Certipur - 1 L
Solutie tampon pH 10.00 Certipur - 1 L Merck
(acid boric/clorura de potasiu/hidroxid de sodiu), trasabila NIST si PTB,...
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Reactiv GRIESS-ILOSVAY - 500 ML (pentru verificare azotat)
Reactiv GRIESS-ILOSVAY - 500 ML (pentru verificare azotat) Merck
pentru microbiologie
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Peroxodisulfat de potasiu pentru analiza - 250 G
Peroxodisulfat de potasiu pentru analiza - 250 G Merck
CAS: 7727-21-1 pentru analiza EMSURE®
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Citrat tri-sodic dihidrat - 500 G
Citrat tri-sodic dihidrat - 500 G Merck
CAS: 6132-04-0 pentru analiza, EMSURE® ACS, ISO, Reag. Ph Eur (...
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Citrat tri-sodic dihidrat - 1 KG
Citrat tri-sodic dihidrat - 1 KG Merck
CAS: 6132-04-0 pentru analiza, EMSURE® ACS, ISO, Reag. Ph Eur (...
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Polystyrene average Mw 35,000
Polystyrene average Mw 35,000 Sigma-Aldrich
CAS: 9003-53-6 (9003536)
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Potassium permanganate ACS reagent
Potassium permanganate ACS reagent Sigma-Aldrich
CAS: 7722-64-7 (7722647)
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DIETHYL ETHER, ANHYDROUS, >=99.7%
DIETHYL ETHER, ANHYDROUS, >=99.7% Sigma-Aldrich
CAS: 60-29-7 (60297)
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Narciclasine 98% (HPLC)
Narciclasine 98% (HPLC) Sigma-Aldrich
CAS: 29477-83-6 (29477836)
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3,5-DINITROSALICYLIC ACID, 98%
3,5-DINITROSALICYLIC ACID, 98% Sigma-Aldrich
CAS: 609-99-4 (609994)
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Oil and Grease certified reference material
Oil and Grease certified reference material Sigma-Aldrich
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Calcium ion solution for ISE 0.1 M Ca, analytical standard (for ion-selective electrodes)
Calcium ion solution for ISE 0.1 M Ca, analytical standard (for ion-selective electrodes) Sigma-Aldrich
CAS: 10043-52-4 (10043524)
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Sodium acetate trihydrate puriss , ≥99.5%
Sodium acetate trihydrate puriss , ≥99.5% Sigma-Aldrich
CAS: 6131-90-4 (6131904)
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Potassium phosphate dibasic for HPLC, 99.0-101.0% (T), 50G
Potassium phosphate dibasic for HPLC, 99.0-101.0% (T), 50G Sigma-Aldrich
CAS: 7758-11-4 (7758114)
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Proteinase K from Tritirachium album
Proteinase K from Tritirachium album Sigma-Aldrich
CAS: 39450-01-6 (39450016)
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N-Methyl-N-(trimethylsilyl)trifluoroacetamide for GC derivatization, LiChropur™, ≥98.5%
N-Methyl-N-(trimethylsilyl)trifluoroacetamide for GC derivatization, LiChropur™, ≥98.5% Sigma-Aldrich
CAS: 24589-78-4 (24589784)
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Methyl nonadecanoate analytical standard
Methyl nonadecanoate analytical standard Sigma-Aldrich
CAS: 1731-94-8 (1731948)
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ASTM D6584 Tricaprin Solution certified reference material, 8000 μg/mL in pyridine
ASTM D6584 Tricaprin Solution certified reference material, 8000 μg/mL in pyridine Sigma-Aldrich
CAS: 621-71-6 (621716)
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Hexadecan Reagent Plus 99%
Hexadecan Reagent Plus 99% Sigma-Aldrich
CAS: 544-76-3 (544763)
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