Potassium Perrhenate, >99.99% (Trace Metals Basis), by Sigma-Aldrich, Certified, 5g

Potassium Perrhenate, >99.99% (Trace Metals Basis), by Sigma-Aldrich, Certified, 5g

For Research & Development
Not for drug, clinical use in humans, for food or food additive use

Certificate of Analysis:
Assay (gravimetric as Re) 64.4%
Assay (metals basis) >99.99%
ICP analysis confirms Re & K components
Melting point 350ºC
Total metallic impurities (ppm) Cu 3 Fe 3 Mg 2 Si 2
White crystalline powder

CAS: 10466-65-6

FORMULA: KReO4