Merck Buffer solution (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (25°C) Certipur®

Merck Buffer solution (glycine/sodium chloride/hydrogen chloride), traceable to SRM from NIST and PTB pH 1.00 (25°C) Certipur®

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

10.0 mg/L TOC
100 ml/paket

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

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

2 mol/l 1000 mg/L Au 
100 ml/paket

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

H₂O 'da 50.0 mg/l NH₄-N
100 ml/paket

H₂O 'da 15.0 mg/L NO₃-N
100 ml/paket

Merck Phosphorus ICP standard traceable to SRM from NIST H PO in H O 10000 mg/l P Certipur®

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

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