hyaluronic acid powder hyaluronic acid hyaluronic
Item |
Standardization |
Result |
Aspect |
White to off white crystalline powder or colorless crystals |
Complied |
Identification |
Meets EP7.0 |
Complied |
Appearance of solution |
Clear and colorless |
Complied |
Specific rotation[α] |
+21.0°~+27.0° |
+23.9° |
Loss on drying |
1.0% max. |
0.32% |
Sulfated ash |
0.2% max. |
0.09% |
Heavy metals |
10ppm max. |
Complied |
Zinc |
10ppm max. |
Complied |
Related substances |
As Eur. Pharm requirement |
Complied |
pH |
2.0~2.8 |
2.3 |
Biochemical drugs with high clinical value, which are widely used in all kinds of eye surgery, such as crystal implantation, corneal transplantation and glaucoma surgery, etc. Can also be used to treat arthritis and accelerate wound healing.Used in cosmetics, it can have unique skin protection effect, can keep skin moist and smooth, delicate, soft, elastic, has the anti-wrinkle, anti-wrinkle, beauty care and restore the skin physiology function.
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