CHANGZHOU HIGHASSAY® CHEMICAL CO., LTD

Potassium Hyaluronate/ Potassium Hyaluronic acid 31799-91-4

Item Code:31799-91-4 Features:in-house
  • Description

 

Items

Specification

Characters

White or almost white powder or granules

Identification
  1. Reaction of alkaline cupric tartrate: positive
  2. Reaction of potassium: positive

PH

2.5-3.5

Transparency

99.0% min

Loss on drying

10.0% max

Limiting viscosity

 

Residue on ignition

5.0%max

Heavy metals

20ppmmax

Arsenic

2ppmmax

Bacteria counts

500cfu/g max

Molds & Yeast

100cfu/g max

Escherichia coli

Negative

Staphylococcus aureus

Negative

Salmonella

Negative

Hyaluronic acid

90%min

 

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  • Address: NO. 23 Lijiang Rd, Xixiashu Town, Xinbei District, Changzhou, Jiangsu, China,213000
  • Contact Person: Ms. Summer
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