Merck Tungsten standard solution traceable to SRM from NIST (NH ) WO in H O 1000 mg/l W Certipur®

H₂O 'da 2.50 mg/L N
100 ml/paket

Merck Potassium iodate volumetric standard, secondary reference material for iodometry, trace able to NIST SRM Certipur®

1000 mg Ni
1 ampul/paket

Merck Buffer solution (potassium dihydrogen phosphate/disodium hydrogen phosphate) traceable to SRM from NIST and PTB pH 7.00 (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®

H₂O 'da 8000 mg/L COD
100 ml/paket

2 mol/l 1000 mg/L Sn
100 ml/paket

10x1adet 1 litreye tamamlanır.
210±20 mg/L
1 test/paket

Klorür, COD fotometrik metodların kalite kontrolleri için Spectroquant®

Merck Zirconium ICP standard traceable to SRM from NIST ZrCl in HCl 7% 10000 mg/l Zr Cer tipur®

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

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