Sülfat standart çözeltisi CRM

500 - 10000 mg/L; 2.20 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

Merck Molybdenum ICP standard traceable to SRM from NIST (NH ) Mo O in H O 1000 mg/l Mo Certipur®

H₂O 'da 10.0 mg/L Clˉ
100 ml/paket

H₂O 'da 200 mg/L COD

H₂O 'da 1.00 mg/l NH₄-N
100 ml/paket

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

Merck di-Sodium oxalate volumetric standard, secondary reference material for redox titration, tra ceable to NIST Standard Reference Material (SRM) Certipur® Reag. USP

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide solution), traceable to S RM from NIST and PTB pH 9.00 (25°C) Certipur®

Fotometreler için Kontrol Solüsyonları(445/446 nm, 520/525 nm, ve 690 nm) Spectroquant®
1 adet/paket

H₂O 'da 8000 mg/L COD
100 ml/paket

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

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