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Brand:
AECOCHEMCAS NO.:
149-91-7Product Name:
Gallic acid anhydrousSynonyms:
3,4,5-Trihydroxybenzoic acid; Pyrogallol-5-carboxylic acidMolecular Formula:
C7H6O5MW:
170.12Packaging:
25kg/drumWelcome to buy Gallic acid anhydrous CAS 149-91-7 from AECOCHEM,which would be your reliable partner in China.AECOCHEM is a professional chemical supplier.If you are interest in Gallic acid anhydrous or want to purchase from China, please send E-mail to sales@aecochemical.com.
Identification:
Product Name: Gallic acid anhydrous
CAS: 149-91-7
Synonyms: 3,4,5-Trihydroxybenzoic acid; Pyrogallol-5-carboxylic acid
Molecular Formula: C7H6O5
Molecular Weight: 170.12
EINECS: 205-749-9
Properties：
Melting point: 252 °C (dec.)(lit.)
Boiling point: 259.73°C (rough estimate)
density: 1.694
refractive index: 1.5690 (estimate)
storage temp.: Store below +30°C.
form: Powder
pka: 4.41(at 25℃)
color: Off-white
Water Solubility: 12 g/L cold water
Stability: Stability Stable, but may discolour upon exposure to light. Hygroscopic. Incompatible with strong oxidizing agents, strong bases, acid chlorides, acid anhydrides.
Specification:
Appearance: A white to beige powder
Color APHA: 180 max
Solubility(Turbidity) 50mg/ml ETOH: Clear
Loss on drying: 0.5% max
Residue on ignition: 0.1% max
Tannic acid: 1.0ppm max
Sulfate: 20ppm max
As: 3ppm max
Pb: 10ppm max
Purity: 99.0% min
Product Package:
net weight 25kg per fiber drum
Product Storage:
Put in a sealed, dry and ventilated place, Guard Against Fire.
Application:
This product is widely used in the pharmaceutical, dye, chemical and organic synthesis industries, as well as for the analysis of rare metals.
Some photos of shipment:
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