Detailed Product Description

1) Product name: Sodium hyaluronate powder
2) Cas No.: 9067-32-7
3) Other names: Hyaluronic acid sodium salt; Chlamyhyaluronic acid sodium salt
4) Molecular: (C14H20NO11Na)n
5) Characters: White or almost white powder, without odor, soluble in water, insoluble in ethanol, acetone and aether.
6) Package: 1kg/bag, 5, 10kg/drum

Cosmetic Grade

Appearance: White powder
Glucuronic Acid: 44% min
Molecular weight(Dal): (0.8-2.0)X1000000
Assay: 91.0% min
Protein: <0.1%
Residue on Ignition: 20% min
pH(0.1% Water Solution): 6.0-7.5
Heavy Metal (as Pb): <10ug/g
Arsenic: <2ug/g
Haemolysis: Negative
Haemolytic Streptococcus: Negative
Total Bacterica: <10CFU/g

Food Grade

Appearance: White powder
Glucuronic Acid: 44% min
Molecular weight(Dal): OEM
Assay: 91.0% min
Protein: <0.1%
Residue on Ignition: 15% min
pH(0.1% Water Solution): 6.0-7.5
Heavy Metal (as Pb): <10ug/g
Arsenic: <2ug/g
Haemolysis: Negative
Haemolytic Streptococcus: Negative
Total Bacterica: <10CFU/g

Medicinical Grade

Appearance: White powder
Glucuronic Acid: 45% min
Molecular weight(Dal): OEM
Assay: 93.0% min
Protein: <0.05%
Residue on Ignition: 15% min
pH(0.1% Water Solution): 6.0-7.5
Heavy Metal (as Pb): <10ug/g
Arsenic: <2ug/g
Endotoxin:1EU/mg
Haemolysis: Negative
Haemolytic Streptococcus: Negative
Total Bacterica: <10CFU/g

Low Molecular weight Grade

Appearance: White powder
Glucuronic Acid: 44% min;
Molecular weight(Dal): OEM
Assay: 91.0% min
Protein: <0.1%
Residue on Ignition: 20% min
pH(0.1% Water Solution): 6.0-7.5
Heavy Metal (as Pb): <10ug/g
Arsenic: <2ug/g
Haemolysis: Negative
Haemolytic Streptococcus: Negative
Total Bacterica: <10CFU/g