USD $10.00-100.00 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $10.00-10.00 / Kilogram
bp standard
sulfamethoxazole
appearance |
a white or almost white crystalline powder |
identification |
(a)melting point: 169.0-172.0℃ (b)ir:as per the spectrum of sulfamethoxazole crs (c)tlc: as per bp2002 (d)chemical test:give reaction of primary aromatic amines |
appearance of solution |
≤y5 ;≤by5;≤gy5 |
acidity |
not more than 0.3ml of 0.1m naoh |
related substances by tlc |
≤0.5 %
|
heavy metals |
≤20 ppm
|
loss on drying |
≤0.5 % |
sulfated ash |
≤0.1% |
assay(on dried basis) |
99.0-101.0% |