Appearance:Whiteoralmostwhitepowder Identification:InfraredspectrumcorrespondstothatofEPRS. Opticalrotation:-0.10°~+0.10° …
Appearance: White or almost white powder
Identification:Infrared spectrum corresponds to that of EP RS.
Optical rotation: -0.10°~ +0.10°
Water :≤0.5%
Residue on ignition :≤ 0.2%
Heavy metals :≤ 0.002%
Related substances: Impurity D: ≤ 0.30%
Impurity A: ≤ 0.15%
Impurity E: ≤ 0.15%
Impurity F: ≤ 0.15%
Any unspecified impurity:≤ 0.10%
Total impurities: ≤ 0.80%
Residual solvent: Ethanol ≤ 2000ppm
Assay(GC) 97.0%~102.0%(dried basis)
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