Merck Buffer solution (glycine/sodium chloride/hydrogen chloride), traceable to SRM from NIST and PTB pH 1.00 (20°C) Certipur®

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

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

Alüminyum, Kurşun, Nikel, Çinko fotometrik metodların kalite kontrolleri için

Merck Gold ICP standard traceable to SRM from NIST H(AuCl ) in HCl 7% 1000 mg/l Au Certipur®

H₂O 'da 0.200 mg/L NO₂-N
100 ml/paket

Merck Arsenic ICP standard traceable to SRM from NIST H AsO in HNO 2-3% 1000 mg/l As Certipur®

Merck Thallium standard solution traceable to SRM from NIST TlNO in HNO 0.5 mol/l 1000 mg/l Tl Certipur®

Merck Iron ICP standard traceable to SRM from NIST Fe(NO ) in HNO 10% 10000 mg/l Fe Certipur®

Merck Sodium chloride volumetric standard, secondary reference material for argentometry, tra ceable to NIST SRM Certipur® Reag. Ph Eur,Reag.USP

0.5 mol/l 1000 mg/L Pb
100 ml/paket

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

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