Content :

Product of food grade used in drug, toothpaste and flavor;
product of industrial grade used as raw materials of dye intermediate,paint synthesis, plasticizer and preservative.

Properties
CAS number : 65-85-0 
 Molecular formula : C7H6O2 
Molecular weight : 122.12
Appearance : White flakes

Specifications: 
ITEM                                     UNIT                SPECIFICATIONS
APPEARANCE                         ---                White flakes
ASSAY                                   %                98min
PHTHALIC ACID                      /                Pass Test
MELTING PIONT                     ℃               121℃-124℃
CLARITY OF SOLUTTON           /               Clear And Colorless
CARBONISABLE SUBSTANCES /                 Y5 Max
OXIDISABLE SUBSTANCES     /                  Conform
HEAVY METALS                     ppm              10ppm Max
TOTAL CHLORIDE                 ppm              200ppm Max
RESIDUE ON IGNITION           %                   0.05% Max
SULFATE ASH                         %                   0.1% Max