Total sugar content: 99-101%

Xylose Assay (Dry basis): 98.5% min

Heavy metal (as Pb): 5.0 ppm max

Loss on drying: 0.50% max

Ash: 0.05% max

Arsenic (as As): 1.0 ppm max

Specific rotation: +18.5——+19.5

Melting point: 147C min

Chloride: 10 ppm max

Pentrate light: 90% min

Acidity: 0.20 ml max