Demir standart çözeltisi

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

Merck Barium standard solution traceable to SRM from NIST Ba(NO ) in HNO 0.5 mol/l 1000 mg/l Ba Certipur®

Merck Tin ICP standard traceable to SRM from NIST SnCl in HCl 7% 1000 mg/l Sn Certipur®

Klorür, COD fotometrik metodların kalite kontrolleri için Spectroquant®

Merck Potassium hydrogen tartrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S) = 3.63 / pH(S) = 3.55 (25°C) Certipur®

 H₂O 'da 20.0 mg/L COD
100 ml/paket

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) colour coded: blue, trac eable to NIST and PTB pH 10.00 (25°C) Certipur®

Merck Water standard 1% Certified Reference Material for Karl Fischer Titration 1 g 10 mg H O Aquastar®

H₂O 'da 75.0 mg/L PO₄-P (toplam)
100 ml/paket

10 - 150 mg/L; 2.85 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

Merck Rhodium standard 10 mg/l (Rhodium(III) nitrate in nitric acid 0.5 mol/l) internal standard for ICP-MS

Merck Buffer Solution (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tr aceable to NIST and PTB pH 10.00 (20°C) Certipur®