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Tianjin Ouyuansheng Chemical Co., Ltd.

China Manufacturer with main products: Lithopone, Oxalic Acid, PAC, STPP, CMC, Caustic Soda, Formic Acid, Rutile Titanium Dioxide

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Boric Acid

FOB Price: 1.00 - 1000.00 USD/Ton
Supply Ability: 50 Ton per Week
Shipping: WITHIN 20 DAYS
Payment Terms: L/C, T/T(Bank Transfer)
In Stock

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Place of Origin: Tianjin in China
Packaging Details: 25kg plastic woven bag, 22MT/20'FCL

Specifications

Detailed Product Description

English Name: Boric Acid (Boracic acid, basilit b, borofax, boron trihydroxide)

Molecular Formula: H3BO3

Molecular Weight: 61.83

CAS No.: 10043-35-3
EC Number: 233-139-2
Melting point: 169deg.C(336.20°F)
Specific Gravity: 1.44(water=1)
Solubility in water: 4.9g/100g @20°C
PH: 3.6-4(4%aq.soin)

Appearance: Colourless or white odourless crystalline solid

Properties: white crystalline powder. There are creamy feel, no smell, soluble in water, ethanol, glycerol, ether, and essential oils, the aqueous solution was slightly acidic.

 

 

Item

Data

Grade A

Grade B

Qualified

(H3BO3)%     Content      ≥     

99.6-100.8

99.4-100.8    

99.0

 Matters insoluble in water %  ≤

0.01

0.04

0.06

Na2SO4 %   ≤  

0.10

0.20

0.30

Chloride(Cl)%      ≤

0.05

0.10

0.15

Iron(Fe)%     content   ≤

0.002

0.003

0.005

NH3%       ≤  

0.30

0.50

0.70

Heavy metals (Pb)%    ≤

0.001

--

--

 

Application: glass mabufacturing, ceramics, welding, leather industry, wood-preservative, pharmacy, raw material of other boron compounds.

Packing: 25kg plastic woven bag, 22MT/20'FCL

 

 

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