Merck Tris(hydroxymethyl)aminomethane volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP

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

Merck Sodium carbonate volumetric standard, secondary reference material for acidimetry, traceable to NIST SRM Certipur®

Merck Antimony ICP standard traceable to SRM from NIST Sb O in HCl 7% 1000 mg/l Sb Certipur®

H₂O 'da 1.00 mg/L F
100 ml/paket

H₂O 'da 8000 mg/L COD
100 ml/paket

Merck Nickel ICP standard traceable to SRM from NIST Ni(NO ) in HNO 2-3% 10000 mg/l Ni Certipur®

H₂O 'da 15.0 mg/L PO₄-P (toplam)
100 ml/paket

H₂O 'da 1.00 mg/L NO₃
100 ml/paket

Merck Rubidium ICP standard traceable to SRM from NIST RbNO in HNO 2-3% 1000 mg/l Rb Certipur®

Merck Tellurium ICP standard traceable to SRM from NIST H TeO in HNO 2- 3% 1000 mg/l Te Certipur®

Merck Buffer Solution (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tr aceable to NIST and PTB pH 10.00 (20°C) Certipur®

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