Merck Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement of electrolytic conductivity (c=0. 1 mol/l) Certipur®

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

Merck Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) Certipur®

Amonyum, COD, Azot fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket

Merck Water Standard 0.01 % Certified Reference Material for Karl Fischer Titration 1 g 0.1 mg H O Aquastar®

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride) colour: red, traceable to SRM from NIST and PTB pH 4.00 (25 °C)

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

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

Merck Water standard oil Certified Reference Material for Karl Fischer Titration (oil matrix 15- 30 ppm H2O) Aquastar®

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

1000 mg/L Cl
500 ml/paket

 0.5 mol/l 1000 mg/L Zn
100 ml/paket

H₂O 'da 500 mg/L TOC 
100 ml/paket