azelaic azelaic acid power azelaic acid
1. Pharm grade grade
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
Test |
Specifications |
Analysis results |
|
外 观 Description |
白色或微黄色单斜棱晶、针状结晶体粉末 White to slightly yellow monocline rhombus Crystalline, needle crystalline powder |
Complies |
|
鉴 别 |
Positive |
Positive |
|
Identification |
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溶液的澄清度与颜色 Clarity and colour of solution |
5ml 1%的 1N NaOH溶液应澄清无色 5ml 1% 1N NaOH solution is colourless and clear |
Complies |
|
氯 化 物 |
≤0.005% |
<0.005% |
|
Chlorides |
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硫 酸 盐 |
≤0.025% |
<0.025% |
|
Sulfates |
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重 金 属 |
≤0.001% |
<0.001% |
|
Heavy Metals |
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铁 |
≤0.002% |
<0.002% |
|
Fe |
|||
含 量 |
≥99.0% |
99.31% |
|
Assay |
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微 粉 |
100% < 50μm, min 30% < 30μm |
Complies |
|
Particle Size |
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结 论 |
本品符合规定 |
||
Conclusion |
The Product meets the requirements |
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