Items
Specification
Average level
Assay %
99.0-100.5
100.07
Specific Rotation (α)
-16.5~ -18.0°
-17.70
Loss on drying %
£0.4
0.19
Heavy metal ppm
£10
8
Lead ppm
£5
3
Residue on ignition %
£0.3
0.10
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