Potassium nitrate A.R. – 99.5%

Description

POTASSIUM NITRATE A.R.

KNO3 = 101.10
Assay 99.5% min
pH of 5% Aq.solution 5.0 – 7.5
Insoluble matter 0.003% max
Free acid (HNO3) 0.003% max
Free alkali 0.05ml N/1%max
Chloride (Cl) 0.001% max
Iodate (IO3) 0.0005% max
Nitrate (NO3) 0.001% max
Phosphate (PO4) 0.0005% max
Sulphate (SO4) 0.003% max
Ammonium (NH4) 0.001% max
Arsenic (As) 0.00004% max
Calcium group &
0.0025% max Magnesium (Ca)
Iron (Fe) 0.0001% max
Heavy Metals (Pb) 0.0001% max
Sodium (Na) 0.02% max
Residual Chlorine Absent to test

P73129 500 gm.

Uses: In salt baths for high temperature. Reagent for oxidative dissolution of organic and inorganic samples.

Additional information