Cıva standart çözeltisi

Merck Buffer solutions (boric acid/potassium chloride/sodium hydroxide), traceable to SRM fro m NIST and PTB pH 11.00 (25°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®

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

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

Merck Sodium standard solution traceable to SRM from NIST NaNO in HNO 0.5 mol/l 1000 mg/l Na Certipur®

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

H₂O 'da 0.200 mg/L NO₂-N
100 ml/paket

H₂O 'da 2.50 mg/L N
100 ml/paket

Merck Potassium chloride solution (nominal 111 mS/cm) certified reference material for the measurement of electrolytic conductivity (c=1. 0 mol/l) Certipur®

H₂O 'da 25.0 mg/L TOC
100 ml/paket

H₂O 'da 0.050 mg/L Mn
100 ml/paket

Merck Zirconium standard solution traceable to SRM from NIST ZrCl in HCl 2 mol/l 1000 mg/l Zr Certipur®