Appearance : White~Gray color crystal or flaky¡£Assay : >99.0 %¡£Solubility in ethanol : To pass test¡£Melting point : 114¢¦117 ¡É¡£Drying loss : <0.5 %¡£Ignition residue (as sulfates) : <0.05 %¡£
Appearance : White~Gray color crystal or flaky¡£Assay : >99.0 %¡£Solubility in ethanol : To pass test¡£Melting point : 114¢¦117 ¡É¡£Drying loss : <0.5 %¡£Ignition residue (as sulfates) : <0.05 %¡£