Package: 1kg/bag 10bags/drum

Uses : used in many kinds of eye drops.

Molecular Structure:

Product description: Technical standard: Specification\Name Sodium hyaluronate ( Eye drop grade ) Characters White hygroscopic powder or granule Sodium Hyaluronate (dry basis) 90%-105% Glucuronic acid ≥45.0% PH(0.1% Water Solution) 6.0-7.5 Molecular Weight (0.8-2.0)*106 Intrinsic viscosity ≥1600（on the dries basis ） Residue on Ignition ≤20% Protein ≤0.1% Transparency (0.1% Solution) ≥98% Loss on drying ≤8.0% Heavy metals (as Pb) ≤ 20ppm Arsenic ≤2ppm Bacteria Endotoxin ≤0.5 EU/mg Hemolysis Negative Viable Hemolytical Streptococci Negative Bacteria count ≤10CFU/g Mold & Yeast ≤10CFU/g