FunctionLNonsteroidal anti-inflammatory and analgesic.
White or slightly yellow, crystalline powder
Practically insoluble in water, soluble in dimethylformamide, sparingly soluble in ethanol and in methylene chloride
A. Light absorption: the ratio of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4
B. IR absorption spectrophotometry should be conformed
C. TLC chromatography (245nm) should be conformed
Impurity A<0.1%;Impurity B<0.05%
Any other impurity<0.1%
Not more than 10ppm
Loss on drying
Not more than 0.5%
Not more than 0.1%
Assay (basis on dry)
The results conforms with EP6.0 standards
Packaging & Shipping
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltdis a quality policy that"Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.