Potassium Nitrate without anticaking (Reag. Ph. Eur.) for analysis, ISO

Potassium Nitrate without anticaking (Reag. Ph. Eur.) for analysis, ISO
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ISO
Specification: Minimum assay (Acidim.): 99.0%
pH of 5% solution: 5-8

?maximum limit of impurities:
Insoluble matter in H2O: 0.005 %
Chloride (Cl): 0.001%
Ammonium (NH4): 0.001%
Phosphate (PO4): 0.0005 %
Sulfate (SO4): 0.003%
Nitrite (NO2): 0.001%
Iodate (IO3): 0.0005%
As: 0.00004%
Na: 0.02 %
Heavy metals (as Pb): 0.0005%

Metals by ICP [in mg/Kg (ppm)]:
Ag: 5
Al: 5
Ba: 5
Be: 5
Bi: 5
Ca: 10
Cd: 5
Co: 5
Cu: 5
Fe: 3
Ga: 5
Ge: 5
Hg: 1
In: 5
Li: 5
Mg: 10
Mn: 5
Mo: 5
Ni: 5
Pb: 5
Pt: 5
Sb: 5
Sr: 5
Ti: 5
Tl: 5
Zn: 5
Zr: 5