carbohydrate derivative intermediate purity above 98%
Our factory located in the National Healthy biological industry park.
Specification:
Item |
α- |
ß- |
α, ß- |
α, ß-(high a) |
α, ß-(high ß) |
Appearance |
White crystalline powder |
||||
Assay, %(GC) |
≥98.0 |
≥98.0 |
≥98.0 |
α-D-葡萄糖五乙酸酯≥70.0 |
β-D-葡萄糖五乙酸酯≥70.0 |
Melting Point,℃ |
111.0~114.0 |
130.0-134.0 |
≥85.0 |
- |
- |
Optical Rotation ,(C=1,CHCl3) |
+100.0~+103.0 |
+4.0~+6.0 |
+50.0~+60.0 |
≥+70.0 |
≤+35.0 |
Residue on ignition, % |
≤0.10 |
≤0.10 |
≤0.10 |
≤0.10 |
≤0.10 |
Water,% |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
Properties: α-D-glucose pentaacetate, ß-D-glucose pentaacetate and α, ß-D- glucose pentaacetate are White crystalline powder, they are insoluble in water and easy to soluble in ethanol, chloroform etc
Uses: They are mainly used in biochemical reaction and used as medicine intermediate.
Package: 25kgs/drum or as required by the customer.
Storage: Store in a tightly closed container.Store in a cool,dry area.
Expiration Date: 2 years.
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