Appearance:Whitish to yellowish  crystallization powder
Clarity and color of solution:conform
Limit of (R)-olfx:Max 1.0%
Specific Rotation:-92~-109
Related compounds:Max 0.5%
Loss on drying:Max 3%
Ignition residue:Max 0.2%
Heavy metal;Max 20ppm
Assay:Min 98.5%

Enterprise's standard