1,4-DIOXANE FOR ANALYSIS EMSURE 250 ML
Rp 1.347.000
Hotline (061) 6641391
volumetric standard, secondary reference material for redox titration, traceable to NIST SRM Certipur® Reag. USP
Synonym(s): Potassium dichromate, Potassium bichromate, Potassium pyrochromate
Empirical Formula (Hill Notation): Cr2K2O7
Potassium dichromate is a volumetric standard manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.
It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in redox titrations, according to USP and Ph. Eur.
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