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

1000 mg/L NO₂
500 ml/paket

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

Merck Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®

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

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

Merck Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour: green traceable to SRM from NIST and PTB pH 7.00 (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 Buffer solution (Potassium tetraoxalate) traceable to SRM from NIST and PTB pH 1.68 (25°C) Certipur®

Merck Water standard 0.1% Certified Reference Material for Karl Fischer Titration 1 g 1 mg H O Aquastar®

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

Merck Benzoic acid volumetric standard, secondary reference material for alkalimetry, traceabl e to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP