Sodium Hyaluronate

Injection Grade (CEP-DMF)

CAS #:

9067-32-7

Molecular Formula:

(C14H20NO11Na)n

Synonym:

Hyaluronic Acid Sodium Salt, Sodium Hyaluronate, Hyalurone sodium

Molecular Weight:

799.64 g/mol

Overview

Purified Sodium Hyaluronate occurs as white powder, granules or as fibrous masses. It is sparingly soluble in water and practically insoluble in ethanol.

Characters Unit Specification
Appearance White or almost white, very hygroscopic powder or fibrous aggregate.
Identification
A. Infrared absorption Complies with Ph. Eur. reference spectrum of Sodium Hyaluronate
B. Reaction of sodium Positive
Appearance of solution Clear and the absorbance is NMT 0.001 at 600nm
pH Between 5.0 to 8.5 (0.5% solution)
Intrinsic viscosity Report the test value
Molecular weight Report the test value
Nucleic acids The absorbance is NMT 0.5 at 260 nm
Protein % ≤ 0.1 % (on the dried substance)
Chlorides % ≤ 0.5
Heavy metals ppm ≤ 10 ppm
Iron ppm ≤ 80 ppm (on the dried substance)
Loss on drying % ≤ 10.0
Assay % 95.0% ~105.0% (on the dried substance)
Residual solvents: Ethanol % ≤ 0.5
Microbial contamination cfu/g ≤ 100
Bacterial Endotoxins IU/mg ≤ 0.05

Shelf Life/Retest Date: : Sodium Hyaluronate (Injection Grade) can be kept for at least 2 years if stored under recommended conditions.

Storage/Shipping Conditions:

  • Keep container tightly closed in a cool, well- ventilated place away from heat, UV light and humidity..
  • Keep away from oxidising agents and substances harmful or toxic to the environment.
  • Recommended storage temperature: 2-8° C for long term.

Pack Sizes: 25 gm

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