CAS No.: | 604-68-2;3891-59-6 |
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Formula: | C16h22o11 |
EINECS: | 210-073-2;223-439-1 |
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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-Glucose Pentaacetate≥70.0 | β-D-Glucose Pentaacetate≥70.0 |
Specific rotation ,(C=1,CHCl3) | +100.0~+103.0 | +4.0~+6.0 | +50.0~+60.0 | ≥+70.0 | ≤+35.0 |
Melting point,℃ | 111.0~114.0 | 130.0~134.0 | ≥85.0 | - | - |
Water,% | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |
Residue on ignition, % | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 | ≤0.10 |