Platin standart çözeltisi

Merck Buffer solution (acetic acid/sodium acetate) traceable to SRM from NIST and PTB pH 4.66 (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 Selenium ICP standard traceable to SRM from NIST SeO in HNO 2-3% 1000 mg/l Se Certipur®

H₂O 'da 1.50 mg/L F
100 ml/paket

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

Amonyum, COD, Azot fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket

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

H₂O 'da 0.500 mg/L SiO₂
100 ml/paket

Merck Buffer Solution (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur®

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

1000 mg/L PO₄
500 ml/paket

Merck Beryllium ICP standard traceable to SRM from NIST Be O(C H O ) in HNO 2- 3% 1000 mg/l Be Certipur®