Oral Glucose: Appearance: white granular powder; smellless & sweet; Specific optical rotation: +52.0o-+53.5o; Acidity: ≤1.2ml, ; Chloride: ≤0.02%; Sulfate: ≤0.02%; Insoluble matter in ethanol: ≤5mg; Sulfite and soluble starch: meet the specification; Loss on dry: ≤9.5%; Residue on ignition: ≤0.2%; Ferric salt: ≤0.002%; Heavy metals: ≤20ppm; Arsenic salt: ≤0.0002%; Microbial limits: meet the specification