Hyaluronic acid CAS# 9067-32-7 Cosmetic Grade 300000-500000

Hyaluronic acid CAS# 9067-32-7 Cosmetic Grade 300000-500000



Certificate of Analysis


General Information
Product Name Hyaluronic acid CAS No. 9067-32-7
Batch No. OT-20230321 Manufacturing Date 2023-03-21
Report Date  2023-03-21 Expiry Date 2026-03-20
Quantity  115kg Specification Cosmeitc Grade
Item Specification Result
Appearance White or almost white powder or granule Complied
Glucuronic acid ≥44.5% 47.1%
Sodium Hyaluronate ≥92.0% 97.30%
Intrinsic viscosity Measured value 8.42dL/g
Molecular weight Measured value 0.4×106Da
Absorbance(0.5% aq.sol.) A280nm≤0.25 0.06
Transmittance(0.5% aq.sol.) T550nm≥99.0% 100%
PH(0.5% aq.sol.,25℃) 5.0~8.5 6.3
Protein ≤0.1% 0.045%
Loss on drying ≤10% 7.3%
Hg ≤1.0mg/kg <1.0mg/kg
Pb ≤10mg/kg <10mg/kg
As ≤2.0mg/kg <2.0mg/kg
Cd ≤5.0mg/kg <5.0mg/kg
Bacteria Count ≤100cfu/g Complied
Molds & Yeast count ≤50cfu/g Complied
Staphylococcus aureus Not detected Not detected
Pseudomonas aeruginosa Not detected Not detected
Hemolysis Negative Negative
Viable Hemolytical Streptococci Negative Negative
Conclusion Comform with In-house Standard

Additional information

Weight 1 kg

Submit Request