Ürüne ait yorum bulunmamaktadır.
Merck Buffer solution (Potassium dihydrogen phosphate, di-sodium hydrogen phophate) traceable to SRM from NIST and PTB pH 6.86(25°C) Certipur®
Merck Tungsten standard solution traceable to SRM from NIST (NH ) WO in H O 1000 mg/l W Certipur®
Merck Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10 x pH 7.00 (phosphate) 10 x pH 9.00 (borate) pH 4.01/pH 7.00/pH 9.00 (25°C) Certipur®
Merck Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP
Merck Bismuth ICP standard traceable to SRM from NIST Bi(NO ) in HNO 2-3% 1000 mg/l Bi Certipur®
Merck Buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (25°C) Cer tipur®
Merck di-Sodium oxalate volumetric standard, secondary reference material for redox titration, tra ceable to NIST Standard Reference Material (SRM) Certipur® Reag. USP
Merck Potassium hydrogen phthalate certified secondary standard reference material for pH m easurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00
(25°C) Certipur®
Merck Zirconium ICP standard traceable to SRM from NIST ZrCl in HCl 7% 10000 mg/l Zr Cer tipur®