Item
Specification (BP93 Standard)
Actual date
Characteristics
Colorless crystals or a white, crystalline powder
As Standard
Clarity and color of solution
Clear
Sulphate Ash
0.1% max
0.04
Calcium, Brarium
Pass test
Chloride (Cl--)
50ppm max
Less than 50ppm
Iron
Sulphate:
150ppm max
130ppm
Oxalates (oxalic acid)
350ppm max
Less than 100ppm
Heavy metals (Pb+)
10ppm max
Less than 10ppm
RCS
No darker than the standard
Pass the test
Content
99.5~101.0%
99.89%
Water
7.5~9.0%
8.83%
Conclusion
Conforming with the BP93