| post date: | dec 01,2021 |
| expiry date: | dec 31,2021 |
| detailed description: |
cas no. :149-91-7
quantity: 500metric tons specs:gallic acid, chinese gallic appearance: white or pale colored crystalline powder. quality standard: conform to the requirements of european-93(class-1), japan jis (class-1), u.s.p the 21 edition (1985) content: not less than 99% sulfates: not more than 10ppm water-soluble test: clear and transparent loss on drying: not more than 10% residue on ignition: not more than 0.1% packing: a net weight of 25kg, packed in carton bag. application: gallic acid is used in determination of bismuth, cerium, copper, nitrite phosphorus, silver thorium and titanium, etc. it has been widely used in pharmaceutical, dyestuff, chemical and organic synthetic industries. |
| cas registry number: | 149-91-7 |
| synonyms: | ;3,4,5-trihydroxybenzoic acid;pyrogallol-5-carboxylic acid;gallic acid anhydrous;gallic acid(anhydrous); |
| molecular formula: | c7h6o5 |
| molecular weight: | 170.1195 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r36/37/38:; |
| safety description: | s24/25:; |
