Cosmetic grade sodium hyaluronate
Item |
Standard |
Appearance |
White powder or granular |
D-Glucuronic acid |
≥44% |
Assay |
≥91% |
Transparency (0.1% solution) |
≥99% |
Molecular weight |
Actual value |
Protein |
≤0.1% |
Loss on drying |
≤10% |
pH（0.1% solution） |
5.5～7.5 |
Heavy metals |
≤20 ppm |
Total amount of bacteria |
≤100 CFU/g |
Mold & Yeast |
≤100 CFU/g |
Escherichia coil |
Absent |
Staphylococcus aureus |
Absent |
Pseudomonas aeruginosa |
Absent |
Standard of product：
Q/LHJT 02—2006，Q/LHJT 03—2006 and Q/LHJT 04—2006（1%solution）Which were made as Pharmacopoeias of BP2003, EP5.0 and CP2005 for reference.
Packing specification:
0.1kgs /bottle，0.5kgs/Al-foil bag, 1.0 kgs/Al-foil bag, 2.0 kgs/Al-foil bag, 5.0 kgs/Al-foil bag or as per customers' requirements.
Shelf Life: 24 months at normal temperature, drying and sealed conditions.
Package and storage: Packed into nontoxic polyethylene bottle, Al-foil bag and stored under cool and dry conditions and kept sun-proof, sealed.
Note: This product intends to absorb moisture. Therefore it shouldn't be exposed under moisture conditions for long time. It should be used out once one bottle or bag is unsealed. If there is some remainder in it, please tighten the film and seal the bottle or bag for against moisture.
|
