Merck Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®

Merck Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (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 (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur®

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

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

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

H₂O 'da 0.50 mg/L F
100 ml/paket

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride) colour: red traceable to SRM from NIST and PTB pH 4.00 (20 °C) Certipur®

Merck Buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (25°C) Cer tipur®

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

Merck Buffer solution (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) Certipur®

H₂O 'da 15.0 mg/L NO₃-N
100 ml/paket