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α-熊果素是一个基化氢和一种异头物的自然发生的熊果苷。 它是一个强有力酪氨酸酶抑制剂,一个至关重要涉及的酶的表皮黑色素的生物合成的。 α-熊果素发现广泛的应用程序作为一个强大的皮肤美白剂在化妆品行业。
| 测试项目 |
检测指标 |
试验数据 |
|
外观 |
白色的晶体或结晶的粉末 |
白色的晶体粉 |
|
干燥损失 |
<0.5% |
0.1% |
|
pH |
5.0~ 7.0 |
6.50 |
|
残留物，在点火 |
<0.5% |
0.03% |
|
具体的旋转 |
+174.0°~ +186.0° |
+179.40° |
|
熔点 |
202.0°C-212.0°C |
204.5°C-205.5°C |
|
透 |
≥95.0% |
98.4% |
|
As |
≤2ppm |
<2 ppm |
|
Pb |
≤10ppm |
<10 ppm |
|
测定 |
≥99.5% |
100.0% |
|
苯二酚 |
无 |
无 |
α-熊果素可以用作为分析的参考标准，用于确定分析在化妆品的高效液相色谱紫外线探测(HPLC-紫外线)的方法。
25公斤/鼓9tons/20'containerPacking
AlphaArbutinPowder;4-苯二酚-alpha-d-吡喃葡糖苷;alpha-熊果素；a-熊果素;HydroquinoneO-α-D-吡喃葡糖苷;4-Hydroxyphenyla-D-吡喃葡糖苷;(2R、3、4、5R，6S)-2-(甲)-6-(4-羟基苯氧基)喃-3、4、5个-三醇;4-hydroxyphenylalpha-D-吡喃葡糖苷
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