NILE CHEMICALS

PROPYL- 4 HYDROXYBENZOATE EXTRA PURE
   
Cas no.                                    94-13-3
Code no.                                     161189
C10 H12 O3 M.W. 180. 21
Assay  99.5 - 100.5%
Maximum Limits of Impurities :  
Impurities reacting acid passes test
Lead ( Pb ) ,0.001%
Copper ( Cu ) ,0.0025%
Zinc ( Zn ) ,0.0025%
Arsenic ( As ) ,0.0003%
Loss on drying ( 60 C/2 hours ) 0.50%
Sulphated ash ,0.05%

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