Fosfor (toplam) standart çözeltisi CRM

Merck Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67 (25°C) Certipur®

Klorür, COD fotometrik metodların kalite kontrolleri için Spectroquant®

Merck Ytterbium ICP standard traceable to SRM from NIST Yb O in HNO 2-3% 1000 mg/l Yb Certipur®

H₂O 'da 8000 mg/L COD
100 ml/paket

Merck Mercury ICP standard traceable to SRM from NIST Hg(NO ) in HNO 10% 1000 mg/l Hg Certipur®

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

1000 ± 10 mg/L TOC
1 adet/ paket 100 ml

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

0.5 mol/l 1000 mg/L Cu
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 di-Sodium oxalate volumetric standard, secondary reference material for redox titration, tra ceable to NIST Standard Reference Material (SRM) Certipur® Reag. USP

Merck Holmium ICP standard traceable to SRM from NIST Ho O in HNO 2-3% 1000 mg/l Ho Certipur®