Merck Zirconium ICP standard traceable to SRM from NIST ZrCl in HCl 7% 1000 mg/l Zr Certi pur®

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

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

H₂O 'da 10.0 mg/L Clˉ
100 ml/paket

Merck Potassium iodate volumetric standard, secondary reference material for iodometry, trace able to NIST SRM Certipur®

H₂O 'da 250 mg/L Clˉ
100 ml/paket

Merck Rubidium ICP standard traceable to SRM from NIST RbNO in HNO 2-3% 1000 mg/l Rb Certipur®

Merck Sodium carbonate volumetric standard, secondary reference material for acidimetry, traceable to NIST SRM Certipur®

1000 mg/L NH₄ 
500 ml/paket

0.5 mol/l 1000 mg/L Cd 
100 ml/paket

Merck Potassium hydrogen phthalate certified secondary standard reference material for pH m easurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00
(25°C) Certipur®

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 2.00 (20°C) 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®