|
Appearance
|
White to pale yellow crystalline powder
|
|
Loss on drying
|
NMT 2.0%
|
|
Purity (by HPLC)
|
NLT 98.0%
|
|
Related substance (by HPLC)
|
-
|
|
4-Amino-5-(methylthio)-2-methoxy-benzoic acid
|
NMT 0.20%
|
|
Assay (Potentiometric)
|
98.0% to 102.0%
|
|
Chloride content
|
NMT 500 ppm
|