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

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

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

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

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur®

0.5 mol/l 1000 mg/L Fe
500 ml/paket

H₂O 'da 100 mg/L COD
100 ml/paket

Merck Buffer solution (citric acid/sodium hydroxide) traceable to SRM from NIST and PTB pH 5.00 (25°C) Certipur®

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

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

Merck Lithium standard solution traceable to SRM from NIST LiNO in HNO 0.5 mol/l 1000 mg/l Li Certipur®

H₂O 'da 5.0 mg/L TOC 
100 ml/paket