产品描述
  Appearance:White odorless, crystalline powder or granules
Assay(on dry basis)	99.0 - 100.5%
Chemical Formula	C6H8O6
Specific rotation	-16.5 --- -18.0 o
Residue on ignitionc	< 0.3%
Loss on drying	< 0.4%
Particle size	40 mesh
Heavy metal	< 10 ppm max
Lead	< 5 ppm
Arsenic	< 3 ppm