Powder: | Yes |
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Certification: | GMP, HSE, ISO 9001, USP, BP |
Suitable for: | Elderly, Children, Adult |
State: | Solid |
Purity: | >99% |
Purity Degree: | 99% |
Customization: |
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Items |
Standard |
Result |
Appearance | White crystalline powder | White crystalline powder |
Assay | 98-100.9% | 99.37% |
Color,APHA(in melted) | 20max | 8 |
PH(12%aqueous) | 7.2-9.7 | 9.02 |
Melting point | 152-159ºCmin | 154.4-156.9ºC |
Turbidity | 10NTU max | 6 |
Free hydrazine | 1000ppm max | 428 |
Chloride | 10ppm max | <10 |
Sulphate | 20ppm max | <20 |
Silica | 10ppm max | <10 |
Copper | 1ppm max | <1 |
Sodium | 3ppm max | <3 |
Water | ≤0.2 | 0.17 |
Items |
Standard |
Result |
Appearance |
White to off-white powder |
White powder |
Assay (W/W dry basis) |
≥98.0% |
99.16 % |
Residue on ignition |
<0.5% |
0.256% |
Water (w/w by KF) |
≤1.0% |
0.420% |
pH Value(1% aq.) |
5~9 |
7.28 |
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