Specification Sheet
Product Name Potassium carbonate,
puriss. p.a., ACS reagent, anhydrous, ≥99.0% (T)
Product Number 60109
Product Brand SIGALD
CAS Number 584-08-7
Molecular Weight 138.21
 
TEST SPECIFICATION
APPEARANCE (COLOR) Colorless or White
APPEARANCE (FORM) Powder or Crystals
TITRATION (T) HCL 1M 99.0 - 101.0 %
LOSS ON DRYING ≤ 1 % 300 C
ACS SPECIFICATIONS CORRESPONDS TO REQUIREMENTS
REMARKS ON ACS INSOLUBLE MATTER ≤ 0.01%
METAL TRACE ANALYSIS (ICP) CORRESPONDS TO REQUIREMENTS
SILVER (ICP) ≤ 5 mg/kg
ALUMINIUM (ICP) ≤ 5 mg/kg
BARIUM (ICP) ≤ 5 mg/kg
BISMUTH (ICP) ≤ 5 mg/kg
CALCIUM (ICP) ≤ 10 mg/kg
CADMIUM (ICP) ≤ 5 mg/kg
COBALT (ICP) ≤ 5 mg/kg
CHROMIUM (ICP) ≤ 5 mg/kg
COPPER (ICP) ≤ 5 mg/kg
IRON (ICP) ≤ 5 mg/kg
LITHIUM (ICP) ≤ 5 mg/kg
MAGNESIUM (ICP) ≤ 5 mg/kg
MANGANESE (ICP) ≤ 5 mg/kg
MOLYBDENUM (ICP) ≤ 5 mg/kg
SODIUM (ICP) ≤ 200 mg/kg
NICKEL (ICP) ≤ 5 mg/kg
LEAD (ICP) ≤ 5 mg/kg
STRONTIUM (ICP) ≤ 5 mg/kg
THALLIUM (ICP) ≤ 5 mg/kg
ZINC (ICP) ≤ 5 mg/kg
ARSENIC TRACES (MHS-AAS) ≤ 0.5 mg/kg
TOTAL SULFUR AS SO4 (ICP) ≤ 40 mg/kg
VARIOUS GUARANTEE LABEL TRACES (ICP-OES) silicate (as SiO2) ≤ 50 mg/kg
Heavy metals (by ICP-OES) ≤ 5 mg/kg
CHLORIDE (CL) ≤ 30 mg/kg
TOTAL NITROGEN ≤ 10 mg/kg
PHOSPHATE (PO4) ≤ 10 mg/kg
RECOMMENDED RETEST PERIOD 72 MONTHS