Merck di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18 (25°C) Certipur®

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

Pipetlerin hacimleri için kontrol Solüsyonu (4x6 hücre) ve referans solüsyonu (4 hücre ) Spectroquant®
1 adet/paket

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

Merck Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP

1000 mg/I Mo
500 ml/paket

Merck Beryllium standard solution Be O(C H O ) in HNO 0.5 mol/l 1000 mg/l Be Certipur®

1000 mg/L B
500 ml/paket

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

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

Merck Potassium chloride solution (nominal 1.41 mS/cm) certified reference material for the measurement of electrolytic conductivity (c=0. 01 mol/l) Certipur®

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

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