High quality Gallic acid for hot sale/CAS149-91-7 CAS NO.149-91-7

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FOB Price:: USD 2.00 /Kilogram Get Latest Price

Min.Order Quantity:: 25 Kilogram

Purity:: 99.5%

Port:: Shanghai

Payment Terms:: L/C,T/T

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Gallic acid
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149-91-7

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ProName: High quality Gallic acid for hot sale/...
CasNo: 149-91-7
Molecular Formula: (HO)3C6H2COOH
Appearance: White crystallized powder
Application: Pharmaceutical, antioxidant for food/f...
DeliveryTime: Within one week after payment done
PackAge: 25kg fiber durm,1FCL can load 16mt wit...
Port: Shanghai
ProductionCapacity: 500 Metric Ton/Month
Purity: 99.5%
Storage: Storage: All products should be stored...
Transportation: Transportation: During the transportat...
LimitNum: 25 Kilogram
purity: 99.5%
Product name: Gallic acid
EINECS No: 205-749-9
MF: C6H2(OH)3H
Other Names: 3,4,5-Trihydroxybenzoic Acid
Appearance:: White crystalline powder,
cas: 149-91-7

Superiority

1.iso ,sgs certificate

2.diercely factory supply.

3.high quality with lowest price

4. professional gallic acid suppliers from china

Details

tnj chemical is professional gallic acid factory with more than 15 years history. if you need to buy gallic acid, please contact us.

high quality gallic acid/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
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	-