Specification Sheet
Product Name Potassium permanganate,
BioUltra, ≥99.0% (RT)
Product Number 60459
Product Brand SIAL
CAS Number 7722-64-7
Molecular Weight 158.03
 
TEST SPECIFICATION
APPEARANCE (COLOR) ALMOST BLACK, METALIC VIOLET TO BLUE-GREEN
APPEARANCE (FORM) Crystals
REDOX TITRATION 99.0 - 101.0 %
REDOXTITRATION (METHOD) IODOMETRIC
CALCIUM TRACES (F-AAS) ≤ 150 mg/kg
CADMIUM TRACES (F-AAS) ≤ 5 mg/kg
COBALT TRACES (F-AAS) ≤ 5 mg/kg
CHROMIUM TRACES (F-AAS) ≤ 10 mg/kg
COPPER TRACES (F-AAS) ≤ 5 mg/kg
IRON TRACES (F-AAS) ≤ 50 mg/kg
MAGNESIUM TRACES (F-AAS) ≤ 100 mg/kg
SODIUM TRACES (F-AAS) ≤ 200 mg/kg
NICKEL TRACES (F-AAS) ≤ 10 mg/kg
LEAD TRACES (F-AAS) ≤ 10 mg/kg
ZINC TRACES (F-AAS) ≤ 10 mg/kg
ARSENIC TRACES (MHS-AAS) ≤ 1 mg/kg
TOTAL NITROGEN ≤ 30 mg/kg
SULFATE (SO4) ≤ 100 mg/kg
VARIOUS GUARANTEE LABEL TEST Chloride, chlorate (as Cl) ≤ 30 mg/kg
SOLUBILITY (METHOD) 0.1 M IN H2O
APPEARANCE (SOLUTION) complete, deep violet
PH (SOLUTION) 7 - 10
RESIDUE (FILTER TEST) NO RESIDUE
CUT-OFF Absorption no transmittance (UV) 0.1M water
RECOMMENDED RETEST PERIOD 72 MONTHS