Keywords

• Gallic acid
• 149-91-7
• Gallic acid//149-91-7

Quick Details

• ProName: Good quality Gallic acid//149-91-7 fac...
• CasNo: 149-91-7
• Molecular Formula: C7H6O5
• Appearance: White crystalline powder
• Application: Gallic acid is used in determination o...
• DeliveryTime: Within 5-7 days
• PackAge: 25kg/drum
• Port: shanghai
• ProductionCapacity: 50 Metric Ton/Month
• Purity: 99%
• Storage: Warehouse ventilation, dry at low temp...
• Transportation: Non dangerous product HS code:2907299...
• LimitNum: 25 Kilogram
• Related Substances: 0.001%
• Residue on Ignition: 0.0005%
• Heavy Metal: 10ppm
• Valid Period: 2 years
• Melting point: 252 °C (dec.)(lit.)
• Density: 1.694
• solubility: 12 g/L cold water

Superiority

Good quality 

Competitive price 

On time delivery 

Product information                                                                         

Chemical name :  3 ,4,5- Trihydroxybenzoic acid

                               Pyrogallol-5-carboxylic acid

CAS NO.:  149-91-7

EINECS: 205-749-9

Molecular formula: (HO)3C6H2COOH

Molecular weight:  188.13

Description                                                                                 

A white or pale colored crystalline powder.  

Soluble in 85  parts of water,6 parts alcohol,2 parts of boiling water, slightly soluble in ether.

Application                                                                                   

Gallic acid is used in determination of bismuth,cerium,copper,nitrite phosphorus,silver thorium and titanium,etc. It is widely used in pharmaceutical, dyestuff, chemical and organic synthetic indrstries.

Details

Gallic acid

Trade Name: 3,4,5-Trihydroxybenzoic acid

M. F. : (HO)3C6H2COOH

M. W. :188.13

CAS#: 149-91-7

Properties:

white or pale colored crystalline powder. Soluble in 85 parts of water, 6 parts of alcohol, 2 parts of boiling water.

Slightly soluble in ether.

Specification:

Assay: 99.0%min

Loss on drying: 10.0% Max

Residue on lgnition: 0.1%Max

Tannic Acid: 1.0 ppm Max

Sulphates: 0.02% Max

Turbidity: 10.0ppm Max

Color: 200# Max

Use: Gallic acid is used in determination of bismuth,cerium,copper,nitrite phosphorus,silver thorium and titanium,etc.It is widely used in pharmaceutical, dyestuff, chemical and organic synthetic indrstries.

Packing: Export product packed in fiber drums of 25kg net each.