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Sodium Hyaluronic Acid
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Product Info
Product Name Sodium Hyaluronic Acid
CAS No. -
Catalog No. HH220721664503601270
Brand -
Purity -
Packing -
Package -
Lead Time -
Origin China
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Product Info
Sodium hyaluronate, also known as sodium hyaluronate, is a physiological active substance widely existing in the human body. It is a polymeric straight chain mucopolysaccharide composed of disaccharide units composed of glucuronic acid and acetyl hexose.
Application
Widely used in high-grade cosmetics industry, for dry eye syndrome
Packing
25KG/DRUM
| Physical & Chemical Test | |||
| 1 | Appearance | White or almost white powder or granules | Complies |
| 2 | Infrared absorption | Positive | Complies |
| 3 | Reaction of sodium | Positive | Complies |
| 4 | Absorbance | ≤0.25 | 0.11 |
| 5 | Transparency | ≥99.0% | 99.7% |
| 6 | pH | 6.0~7.5 | 6.4 |
| 7 | Intrinsic viscosity | (13.77~23.64)dL/g | 18.81dL/g |
| 8 | Molecular weight | (0.75~1.50)×106Da | 1.12×106Da |
| 9 | Kinematic viscosity | Actual value | 38.91mm²/s |
| Purity Test | |||
| 10 | Loss on drying | ≤10% | 9.87% |
| 11 | Residue on ignition | ≤20% | 19.62% |
| 12 | Heavy metals | ≤20ppm | <20ppm |
| 13 | Arsenic | ≤2ppm | <2ppm |
| 14 | Protein | ≤0.1% | 0.03% |
| 15 | Assay | ≥95.0% | 97.5% |
| 16 | Glucuronic acid | ≥46.0% | 47.2% |
| Microbiological Purity | |||
| 17 | Total bacterial count | ≤100CFU/g | <10CFU/g |
| 18 | Yeasts & mold | ≤20CFU/g | <10CFU/g |
| 19 | E. coli | Negative | Negative |
| 20 | Staph | Negative | Negative |
| 21 | Pseudomonas aeruginosa | Negative | Negative |
Application
Widely used in high-grade cosmetics industry, for dry eye syndrome
Packing
25KG/DRUM
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