Deqing Weikang biotech Co.,Ltd.
 
main products
Octacosanol
Triacontanol
Hexacosanol
Tetracosanol
Natural refined wax
Crude rice bran wax
Crude rice husk wax
HPMCAS
Calcium Stearate
Sodium stearate
Barium Stearate
Aluminium Distearate
Zinc Stearate
Magnesium stearate
Hydroxypropylmethyl Cellulose phthalate
Water-soluble zinc stearate
 
Hypromellose acetate succinate (HPMCAS)

[Characters]: It is white to light yellow powder or granules; tasteless.

[Main Use]: Used for coating for intestines solving,polymeric carrier, micro-capsule etc.

[Features]: Good film forming property; good solubility.

[Solubility]: Good solubility in acetone, ethanol-methylene dichloride, acetone-ethanol-water.

[Quality]: USP31–26 edition
Table 1

Test item

Specification

Viscosity 80–120 cp.s
Drying loss ≤5.0 %
Residue on ignition ≤0.2 %
Heavy metal ≤0.001 %
Free acids ≤1.0 %
Methoxyl 12–28 %
Hydroxypropyl 4–23 %
 
Table 2
Test item
Specification
Type L
Type M
Type H
Content
acetyl(-OCOCH3)
5.0~9.0
7~11
10~14
succinyl(-OCOCH2CH2COOH)
14~ 18
10~14
4~8

[Packing]: In fiber drum lined with LDPE film bag, 25Kg/drum.

[Storage and Transport]: Stored in dry, cool and draughty warehouse; avoid high temperature or direct sunlight.

 
ADD:18 Huancheng Rd. East, Zhongguan Town, Deqing County, Zhejiang, China.
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