产品名称： 阿尔法熊果苷
化学名称：4-羟基苯基-α-D-吡喃葡萄糖苷
cas＃：84380-01-8
规格：99.9％min HPLC
外观：棕黄色至白色细粉

应用：医药行业，顶级护肤产品和霜

阿尔法熊果苷皮肤增亮
1.抗菌抗氧化;
2.与NaHSO 4和VE混合以获得对皮肤增亮/抗皱/斑点/软化/保湿的完美效果;
3.缓解肿胀，改善伤口愈合，无疤痕;
4.抑制头发中的头皮屑;
5.在高浓度下熊果苷可以抑制黑色素的产生，还请参考氢醌;
在7％和大约的浓度将对光敏感;
7.它在制药工业中用作利尿剂，并且在彩色摄影中用作显影稳定剂。

α-熊果苷可以有效抑制黑色素的形成，飞溅和斑点可以被驾驶。对熊果苷对酪氨酸酶的抑制作用优于熊果苷，且α-熊果苷的用量较少。

在这里，我们提供他们的COA的两个副本供参考：

Product Name: Alpha Arbutin
Chemical Name: 4-Hydroxyphenyl-alpha-D-glucopyranoside
CAS #: 84380-01-8
Specifications: 99.9% min HPLC
Appearance: Brownish yellow to white fine powder

Applications: Pharmaceutical industry, top level skin care products and creams

Alpha arbutin skin lightening
1. To be antibacterial and antioxidant;
2. Mix with NaHSO4 and VE to get perfect effects on skin lightening/anti-wrinkles/spots/softening/moisturing;
3. To relieve swelling and improve wound healing without a scar;
4. To inhibit the dandruff in hair;
5. In high concentrations the arbutin can inhibit melanin production, please also ref to Hydroquinone;
6. The concentration at 7% and about will be sensitve to light;
7. It is used as diuretics in pharmaceutical industry, and as the development stabilizer in color photography.

alpha-arbutin can effectively inhibit formation of melanin, splash and fleck can be got ride of. Inhibitory effect on tyrosinase of alpha-arbutin is better than arbutin, and dosage of alpha-arbutin is less.

Here we present the two copies of their COA for reference: