COD (KOİ) standart çözeltisi CRM

Merck Magnesium ICP standard traceable to SRM from NIST Mg(NO ) in HNO 2-3% 10000 mg/l Mg 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®

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

H₂O 'da 12.0 mg/L NH₄-N
100 ml/paket

Merck Rhodium ICP standard traceable to SRM from NIST Rh(NO ) in HNO 2-3% 1000 mg/l Rh Certipur®

0.5 mol/l 1000 mg/L K
100 ml/paket

1000 mg/L B
500 ml/paket

Merck Phosphorus ICP standard traceable to SRM from NIST H PO in H O 10000 mg/l P Certipur®

Merck Cerium ICP standard traceable to SRM from NIST Ce(NO ) in HNO 2-3% 1000 mg/l Ce Certipur®

H₂O 'da 8000 mg/L COD
100 ml/paket

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

Merck Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®