Merck Sulfur ICP standard traceable to SRM from NIST H SO in H O 10000 mg/l S Certipur®

Merck Gold ICP standard traceable to SRM from NIST H(AuCl ) in HCl 7% 1000 mg/l Au Certipur®

Merck Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB p H 4.01 (25°C) Certipur®

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

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

H₂O 'da 1.50 mg/L F
100 ml/paket

H₂O 'da 1.00 mg/l NH₄-N
100 ml/paket

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

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

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

Merck Buffer Solution (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur®

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

2 mol/l 1000mg/L Pt 
100 ml/paket