Characteristics	A white, crystalline powder, with a sweet taste， freely soluble in water sparingly soluble in alcohol
Identification	（ 1）（ 2）（ 3） Conforms
Optical Rotation［ａ］Ｄ２０	＋ 126---+131°
Assay%， maltose	≥ 98.0%
Related substances	≤ 2.0%
pH	4.5-6.5
Chloride	≤ 0.018%
Sulfate	≤ 0.024%
Moisture	4.5%-6.5%
Dextrin, soluble starch and sulfite
Iodine TS	a yellow color appears ,then the color change to a blue by starch TS
Nitrogen	≤ 0.01%
Residue on ignition	≤ 0.1%
Heavy metals	≤ 0.0004%
Arsenic	≤ 0.00013%
Total Germs	≤ 1000cfu/g
Molds and yeasts	≤ 1000cfu/g
E. Coli	Not detected

CAS No. 69-79-4

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