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benzoic acid
benzoic acid

Benzoic Acid

1. Physical Appearance : White silky flakes or needle-shaped crystals,benzin or benzoic aldehyde savor,soluble in ethanol and slightly soluble in water 
2. Molecular formula:C7H6O2  
Molecular weight:122.12   
CAS :65-85-0
EINECS No.:200-618-2
3. Specification:

Benzoic acid index

Items

Index

Content

99-100.5%

Loss on drying

0.5% after drying for three hours over sulphuric acid

Melting range

121.5-123.5C

PH

About 4 (solution in water)

Arsenic

3 ppm

Lead

5 ppm

Mercury

1 ppm

Heavy metal (as pb)

10 ppm

Sulphated ash

0.05%

Positive sublimation test and test for benzoate

Qualified with regulations

Readily oxidizable substances

Qualified with regulations

Polycyclic acid

Pass test

Chlorinated organic compounds

300 ppm

Appearance of solution

Clarification, colorless

Shelf life

2 years

4.     Package : 25Kg/bag or as customers request 
5.     Usege: Use as intermediate for dyestuff, paint synthesis, steel antiseptic and plastic intensifier.
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