Merck Scandium standard solution traceable to SRM from NIST Sc O in HNO 1 mol/l 1000 mg/l Sc Certipur®

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

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

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

H₂O 'da 12.0 mg/L NH₄-N
100 ml/paket

Merck Water Standard Oven 1% Certified Reference Material for Karl Fischer oven technique Aquastar®

2 mol/l 1000 mg/L Sn
500 ml/paket

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

Merck Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM fro m NIST and PTB pH 11.00 (25°C) Certipur®

0.5 mol/l 1000 mg/L Ag 
100 ml/paket

H₂O 'da 125 mg/L SO₄
100 ml/paket

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

Merck di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18 (25°C) Certipur®