Sulfadiazine Sodium USP32

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Inspection
Standard
Results of analysis
Description
White or almost white crystalline or powder
White crystaline
Identification
A. Chemical method
B. The tests of sodium
Conforms
Conforms
Heavy metals
≤10ppm
<10ppm
Melting point
250-254°C
251-252°C
Acidity
P.H 9.6~10.5
10.25
Clarity of solution
Clarity
Clarity
Loss on drying
≤0.5%
0.20%
Selenium
≤30PPM
<30PPM
Assay(dried basis)
99.0%~100.5%
99.50%