Specification Sheet
Product Name Phosphoric acid,
puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85%
Product Number 30417
Product Brand SIGALD
CAS Number 7664-38-2
Molecular Weight 98.00
 
TEST SPECIFICATION
COLOR (IN APHA) ≤ 10 APHA
FLUORIDE ≤ 0.0001 %
ASSAY ≥ 85 %
INSOLUBLE MATTER ≤ 0.001 % (in water)
SOLUBILITY (COLOR) complying
SOLUBILITY (TURBIDITY) complying
REDUCING IMPURITIES Complying
REDUCING SUBSTANCES ≤ 0.001 % (as O)
RESIDUAL SOLVENTS Complying
VOLATILE ACIDS ≤ 0.001 % (CH3COOH)
HEAVY METALS ≤ 0.001 % (as Pb)
MISCELLANEOUS TESTS phosphite,hypoph.(H3PO3): ≤ 0.002 % (complying)
subst. precipitated by NH3: complying
ARSEN ≤ 0.00005 %
CALCIUM ≤ 0.001 %
CADMIUM ≤ 0.0001 %
COBALT ≤ 0.0001 %
CHROMIUM ≤ 0.0001 %
COPPER ≤ 0.0001 %
IRON ≤ 0.0005 %
POTASSIUM ≤ 0.0005 %
MAGNESIUM ≤ 0.0005 %
MANGANESE ≤ 0.00005 %
SODIUM ≤ 0.002 %
NICKEL ≤ 0.0001 %
LEAD ≤ 0.0001 %
ANTIMONY ≤ 0.0002 %
ZINC ≤ 0.0002 %
CHLORIDE (CL) ≤ 0.0002 %
NITRATE (NO3) ≤ 0.0003 %
SULFATE (SO4) ≤ 0.003 %
RECOMMENDED RETEST PERIOD 54 Months