Items
Standard
Analysis data
Appearance
White crystal or white crystalline powder
Conforms
Specific
Rotation [20/D]
(C=2 inH2O)
+46.0° to +49.0°
46.80°
State
of solution
≥96.0%
97.2%
Chloride (Cl)
Not more than 0.020%
＜0.02%
Ammonium (NH4)
Not more than 0.020%
＜0.02%
Sulfate (SO4)
Not more than 0.020%
＜0.02%
Iron (Fe)
Not more than 30ppm
＜30 ppm
Heavy metal(Pb)
Not more than 10ppm
＜10 ppm
Arsenic(As2O3)
Not more than 2ppm
＜2 ppm
Loss on drying
Not more than 0.5%
0.40%
Residue on
ignition(sulfated)
Not more than 0.1%
0.08%
Assay
99.0 to101%
99.2%
Negative
S.aureus
Absent/10g
Negative
:126.0p?s re??????e;border-left:none;
border-bottom:solid WINOOWtext 1.0pt;border-right:solid WINOOWtext 1.0pt;
mso-border-top-alt:solid WINOOWtext .5pt;mso-border-left-alt:solid WINOOWtext .5pt;
mso-border-alt:solid WINOOWtext .5pt;PADCING:0pt 5.4pt 0pt 5.4pt;height:22.7pt'>
