PRODUCT QUALITY CHARACTERISTICS
BENZOIC ACID, industrial grade is produced in compliance with IS 48426412-005-2019, Revision No. 1 dd. 25th Jan. 2021, and has the following quality parameters:
Parameter Description |
First Grade |
Second Grade |
1. Appearance |
White to beige scales and powder |
White to beige scales and powder |
2. Benzoic acid, on a dry basis, wt %, min |
99.0 |
98.5 |
3. Phthalic acid, wt %, max |
0.3 |
0.5 |
4. Melting temperature, on a dry basis, ℃, min |
121.6 |
121 |
5. Impurities, on a finished-product basis, wt %, max |
1.0 |
1.5 |
6. Water, wt %, on a finished-product basis |
0.1 |
0.1 |
7. Ash, wt %, max |
0.01 |
0.01 |
8. APHA colour of 5% alcoholic solution, max |
30 |
30 |