Merck Silicon ICP standard traceable to SRM from NIST (SiO in NaOH 4 %) 10000 mg/l Si Certipur®

 H₂O 'da 20.0 mg/L COD
100 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®

Merck Rhenium ICP standard traceable to SRM from NIST NH ReO in H O 1000 mg/l Re Certipur®

H₂O 'da 2.50 mg/L N
100 ml/paket

H₂O 'da 5.0 mg/L TOC 
100 ml/paket

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

 0.5 mol/l 1000 mg/L Zn
100 ml/paket

 H₂O 'da 400 mg/L COD
100 ml/paket

Merck Buffer solution (boric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 8.00 (25°C) Certipur®

Merck Tellurium standard solution traceable to SRM from NIST H TeO in HNO 0.5 mol/l 1000 mg/l Te Certipur®

1000 mg/L PO₄
500 ml/paket

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