Eye Drop Grade Sodium Hyaluronate
Product Name: Eye Drop Grade Sodium Hyaluronate
INCI Name : Sodium Hyaluronate
Appearance:White powder
CAS No. : 9067-32-7
Description
Description
Sodium hyaluronate is an important component of connective tissues, such as human intercellular stroma, eye vitreous body and joint synovial fluid. It has the properties of retaining water, maintaining extracellular space, regulating osmotic pressure, lubricating and promoting cell repair in the body. Eye drop grade sodium hyaluronate has good moisturizing, lubricating and drug slow release effect, help to relieve eye dryness and promote wound healing.
Application
Eye drops, eye moisturizer, eye wash, contact lens care solution, cavity lubricant, etc.
Toxicology
Sodium hyaluronate has been proven to be a non-toxic substance.
Function
1.To lubricate eyes.
2.To increase the moisturize of eyes.
3.To improve drug effect.
4.To relieve xerophthalmia.
5.To promote cornea.
6.To help conjunctival injury healing.
Specification
| Item | Standard |
| 1 Appearance | white or almost white, very hygroscopic powder or fibrous aggregate |
| 2 Infrared absorption | Complies |
| 3.Reaction of sodium | Complies |
| 4 pH | 5.0 – 8.5 |
| 5 Sodium hyaluronate | 95 % – 105 % |
| 6 Appearance of solution | A600nm≤0.01 |
| 7 Nucleic Acids | A260nm≤0.5 |
| 8 Molecular weight | Measured |
| 9 Intrinsic viscosity | 1.72 – 2.4 m3 /kg |
| 10 Protein | ≤0.1 % |
| 11 Loss on drying | ≤20 % |
| 12 Chlorides | ≤0.5 % |
| 13 Iron | ≤80 ppm |
| 14 Heavy metal | ≤10 mg/kg |
| 15 Arsenic | ≤2 ppm |
| 16 Residual solvent (Ethanol) | ≤5000 ppm |
| 17 Microbial Contamination (TAMC) | ≤100 cfu/g |
| 18 Molds & Yeasts | ≤50 cfu/g |
| 19 Bacterial endotoxins | <0.5IU/mg |
| 20 Hemolytic Streptococci | Negative/g |
| 21 Staphylococcus aureus | Negative/g |
| 22 Pseudomonas aeruginosa | Negative/g |
Stability&Storage
1.The stability and quality of sodium hyaluronate solution is guaranteed for 24 months when stored in originally sealed packaging at the temperature 2-10℃.
2.PE bottle: 100g/bottle, 10 bottles/cartons; Aluminum foil bag: 1kg/bag.
3.Packaging size is also designed according to customer’s demand.
