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

1000 mg/I Mo
500 ml/paket

 0.5 mol/l 1000 mg/L Co
500 ml/paket

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

Merck Buffer solution (di-sodium tetraborate) traceable to SRM from NIST and PTB pH 9.18 (25°C) Certipur®

Merck Calcium ICP Standard traceable to SRM from NIST Ca(NO ) in HNO 2-3% 10000 mg/l Ca Certipur®

Merck Antimony ICP standard traceable to SRM from NIST Sb O in HCl 7% 1000 mg/l Sb Certipur®

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

Merck Titanium standard solution traceable to SRM from NIST (NH ) TiF in H O 1000 mg/l Ti Certipur®

1000 mg/L SO₄
500 ml/paket

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

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

Merck Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour: green traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®