pvp k17 pvp k17
USP26/USP31 ;
1. Pharm grade grade
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
样品名称:聚乙烯吡咯烷酮 PRODUCT NAME : PVP-K17 |
批量/BATCH SIZE: 2.475MT
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批号/Batch Number :19110401 |
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型号规格: K17 Specification: K17 |
样品数量:500克 Sample number : 500g |
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报告日期/Report Date : 2019-11-06 |
复测日期/RETEST DATE :2022-11-03 |
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检测项目 Item |
单位 Unit |
标准值 Specification |
检验结果 Result |
检验依据 Test parameter |
外观/Appearance |
/ |
白色至乳白色吸湿性粉末 White to off white powder |
合格 Complies |
USP39 |
溶液颜色(5%水溶液) Color of solution (5% solution) |
/ |
比标准B6,BY6 和 R6浅 Lighter then B6 ,BY6 and R6 |
合格 Complies |
USP39 |
K值/K-Value |
/ |
15.3~18.4 |
17.44 |
USP39 |
NVP含量(杂质A)/Impurity A |
ppm |
<10 |
1 |
USP39 |
水分/Water |
% |
≤5.0 |
1.80 |
USP39 |
pH(5%水溶液)/pH(5% solution) |
/ |
3~5 |
4.71 |
USP39 |
醛/Aldehyde |
ppm |
≤500 |
200 |
USP39 |
氮含量/Nitrogen content |
% |
11.5~12.8 |
12.01 |
USP39 |
炽灼残渣/Igtion residue |
% |
≤0.07 |
0.03 |
USP39 |
重金属 Heavy Metal |
ppm |
≤10 |
<10 |
USP39 |
过氧化氢/Hydrogen peroxide |
ppm |
≤400 |
69 |
USP39 |
2-P 含量(杂质B)/Impurity B |
% |
≤3.0 |
0.70 |
USP39 |
甲酸 Formic Acid |
% |
≤0.5 |
0.30 |
USP39 |
肼/Hydrazine |
ppm |
≤1 |
<1 |
USP39 |
结论: Conclusion |
Comply with USP39 |
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