|
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
|