Products
 
JOINPURE® L-HPC

Physical properties
Real specific gravity:  1.46
Apparent density:  0.45~0.70g/mL (tapped)
Solubility: HPC does not dissolve in water but swells. It neither dissolves nor swells in ordinary organic solvents, but dissolves in a 10% NaOH solution to give a viscous solution.

Package and storage
Pack in drums, net weight 20kg per drum.
Store in sealed container, keep away from sunlight & moisture.

Available grades and specifications


Test Item

Unit

Specification

Specification

Specification

 

 

JOINPURE LP11

JOINPURE LP21

JOINPURE LP22

Appearance

 

White to Yellowish white

White to Yellowish white

White to Yellowish white

Identification A

 

Conforms

Conforms

Conforms

Identification B

 

Conforms

Conforms

Conforms

Identification C

 

Conforms

Conforms

Conforms

pH

 

5.0-7.5

5.0-7.0

5.0-7.5

Loss on drying

%

5.0 Max

5.0 Max

5.0 Max

Residue on ignition

%

0.5 Max

0.5 Max

0.5 Max

Chloride

%

Not more than 0.36

Not more than 0.36

Not more than 0.36

Heavy metals

%

Not more than 0.001

Not more than 0.001

Not more than 0.001

Hydroxypropoxyl Content

%

10.0 – 12.9

10.0 – 12.9

7.0 – 9.9

Particle size: Retain on 180 μm

%

Max 0.5

1.0 Max

1.0 Max

Particle size: Pass through 150 μm

%

Min 98

90 Min.

90 Min.

PRODUCTS
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No. 366, Zijing road, Huzhou city, Zhejiang 313000 China E-mail sales@joinwaypharm.com
Technocial support: chemindustry