Specification Test Results
|
Assay |
99.5 - 100.5 % |
|
Appearance of solution S |
Passes test Ph.Eur. |
|
Identification A |
Passes test Ph.Eur. |
|
Identification B |
Passes test Ph.Eur. |
|
NO2 (Nitrite) |
Passes test Ph.Eur. |
|
Solution in water |
Passes test |
|
Solution S |
Passes test Ph.Eur. |
|
Acidity or alkalinity |
Max. 0.0005 meq/g |
|
pH (25°C; 5 %) |
5.0 - 9.0 |
|
Heavy metals (as Pb) |
Max. 2 ppm |
|
Hexacyanoferrates (as Fe(CN)6) |
Max. 1 ppm |
|
Insolubility in water |
Max. 50 ppm |
|
Loss on drying (105°C) |
Max. 0.5 % |
|
Magnesium and alkaline earth metals |
Max. 100 ppm |
|
Total N (Nitrogen) |
Max. 5 ppm |
|
Br (Bromide) |
Max. 50 ppm |
|
ClO3 + NO3 (as NO3) |
Max. 30 ppm |
|
I (Iodide) |
Max. 10 ppm |
|
PO4 (Phosphate) |
Max. 5 ppm |
|
SO4 (Sulphate) |
Max. 40 ppm |
|
As (Arsenic) |
Max. 0.4 ppm |
|
Ba (Barium) |
Max. 10 ppm |
|
Ca (Calcium) |
Max. 20 ppm |
|
Cu (Copper) |
Max. 2 ppm |
|
Fe (Iron) |
Max. 1 ppm |
|
K (Potassium) |
Max. 50 ppm |
|
Mg (Magnesium) |
Max. 10 ppm |
|
Ni (Nickel) |
Max. 10 ppm |
|
Conforms to ACS |
Passes test |
|
Conforms to Reag. Ph.Eur. |
Passes test |
