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CAS No.: 1303-96-4
Other Names: Borate
MF: Na2B4O7.10H2O
EINECS No.: 215-540-4
Place of Origin: China (Mainland)
Grade Standard: Food Grade,Industrial Grade
Purity: 95%--99.5%
Appearance: White Crystals
Application: glass ceramic enamel
Brand Name: EG
Model Number:
Borax pentahydrate: CAS

Specifications

Product Description
CAS: 1303-96-4 
Appearance: Colorless transparent block crystal 
Properties: 
Borax is also called coarse borax in chemical composition, it is containing 10 water molecule four boric acid sodium. Its crystal to the plate or columnar crystal together form the brilliant clumps, granular, porous soil block etc, color is white with ash or with light color attune of yellow, blue, green, etc, with vitreous burnish. 
Use: 
Borax has many USES our familiar as disinfectant, fresh preservative, soft agent, washing eyes water and soap additives, ceramic glaze materials and glass raw materials, etc., in industrial production, borax also plays an important role. 
We supply reagent grade industrial grade. If you are interested in our products please contact us.

Item Na2B4O7. 10H20 Item Na2B4O7. 5H20

Content of Fe % ≤
0.002 Fe ppm 10
Content of Na2B4O7. 10H2O % ≥ 99.5 Content of Na2B4O7. 5H2O 101.7-103.1
Content of CO3 % ≤ 0.1 Content of Na20 21.6-21.9
Content of Non-dissolved substance % ≤ 0.04 Non-dissolved substance ppm 400
Content of SO4 2-   % ≤ 0.1 SO4 2- ppm 100
Content of Cl - % ≤ 0.03 Cl - ppm 120