Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid

Model NO.
Tolfenamic Acid CAS 13710-19-5
Grade Standard
Medicine Grade
Assay
99%
Shelf Life
2 Years
Mf
C14h12clno2
Appearance
White Crystal Powder
CAS No
13710-19-5
Transport Package
Bag, Carton, Drum
Specification
25kg/drum
Trademark
Arshine
Origin
China
Production Capacity
200 Tons/Year
Reference Price
$ 18.00 - 90.00
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Product Description

Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
ItemSpecificationsResults
AppearanceWhite or slightly yellow,crystalline powderConform
SolubilityPractically insoluble in water,soluble in dimethylformamide,sparingly soluble in ethanol and in methylene chloride. It dissolves in dilute solutions of alkali hydroxides.Conform
Identification
  1. A.    Light absorption:the ration of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4B.     IR absorption spectrophotometry should be conformedC.     TLC chromatography(254nm)should be conformed
1.2
        
        
Conform
 
 
Conform
Melting pointAbout 213.0ºC212.0-212.7
Related substancesImpurity A<0.1%;impurity B<0.05%Conform
Any other impurity <0.1%
Total impurity<0.5%
CopperNot more than 10ppmConform
Loss on dryingNot more than 0.5%0.2%
Sulphated ashNot more than 0.1%<0.1%
Assay (basis on dry)99.0%~101.0%99.6%
ConclusionThe results conforms with BP2009/USP23 standards
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 

Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid

Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
Professional Supply Raw Materials CAS13710-19-5 Tolfenamic Acid
 
 
 

 

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