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CAS NO.149-91-7
food grade(0-1)Metric Tonfood grade(1-2)Metric Tonindustry grade(1-2)Metric Ton
1.ISO ,SGS Certificate
2.Diercely factory supply.
3.High quality with lowest price
Factory price Gallic acid for hot sale/ CAS 149-91-7
1.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
2.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.
3.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.
4.Specification
| Index name | ||
| Excellent grade | First grade | |
| Gallic acid content(dry base)/(%) | 99.0 | 98.5 |
| Loss on drying/(%) | 10.0 | 10.0 |
| Ignition residue/(%) | 0.1 | 0.1 |
| Arsenic/(¦Ìg/g) | 3 | 3 |
| Water soluble test | clear | clear |
| Gallotannic acid test | clear | clear |
| Sulphate(S062-)(%) | 0.01 | 0.02 |
| Chloride(CL-)/(%) | 0.01 | 0.02 |
| Chroma | 180 | 250 |
| Turbidity(NTU) | 10 | - |
5.Packing & Loading
25.00kg/paperdrum or fiber drum;
10,000kg per 20"FCL without pallets; 8000kg per 20"FCL with pallets
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Factory price Gallic acid for hot sale/ CAS 149-91-7
1.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
2.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.
3.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.
4.Specification
5.Packing & Loading 25.00kg/paperdrum or fiber drum; 10,000kg per 20"FCL without pallets; 8000kg per 20"FCL with pallets
Time Honored supplier of Gallic acid and Tannic acidfrom China |
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