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Sodium Hyaluronate?

CAS NO: 9067-32-02
FORMULA: (C14H20NNaO11)n
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1. Sodium Hyaluronate Topical grade
Appearance:? White Powder
Character:? Colorless, non Smell, easy dissolve in water, and difficult dissolve in organic solvent, easy dampen.
Glucuronic acid: 42%
Protein content: <0.3%
PH: 6.0 – 7.5
Loss on drying: <8%
Heavy metal: <20PPm
Molecular weight: 0.8 -2 Mda
Assay: >90%
Microbial contamination: <10/g
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2.?? Sodium Hyaluronate Food grade
Appearance:? White Powder
Character:? Colorless, non Smell, easy dissolve in water, and difficult dissolve in organic solvent, easy dampen.
Glucuronic acid: >42%
Protein content: <0.3%
PH: 6.0 – 7.5
Loss on drying: <8%
Heavy metal: <20PPm
Molecular weight: 0.8 -2 Mda
Assay: >90%
Microbial contamination: <10/g
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3. Sodium Hyaluronate (LMW 1% solution topical grade)
Description:? Colorless, transparent
Glucuronic Acid: >0.48%
PH: 6.0 - 8.0
Sodium Hyaluronate: >1%
Protein: <0.001%
Kinematic Viscosity (mm2/s):? About 10.0mm2/s
Bacteria Counts:? <10CFU/g
Light Absorption (A660 1cm 1% solution): <0.01
Preservative (Phenoxy Ethanol): <0.8%
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4. Sodium Hyaluronate (HMW 1% solution topical grade)
Description:? Colorless, transparent
Glucuronic Acid:? >0.48%
Molecular:? >1.0 Mda
PH:? 5.0 - 8.0
Sodium Hyaluronate:? >1%
Protein:? <0.001%
Kinematic Viscosity (mm2/s):? About 10.0mm2/s
Bacteria Counts: <30CFU/g
Light Absorption (A660 1cm 1% solution):? <0.01
Preservative (Phenoxy Ethanol): <0.8%
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5. Sodium Hyaluronate? Eye Drope Grade
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6. Sodium Hyaluronate? Injection Grade
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Usage:
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Its main biological role is water retention and lubricity. It is one of the best natural moisturizing components used in cosmetics and is recommended in all kinds of skin-care, hair-care products. The incorporated quantities are about 0.05- 0.5%.?