Molecular:H3BO3
CAS NO.: 10043-35-3
HS NO.: 2810002000
Product category: Boric acid
Purity:99.6%-100.8%
Character: Boric acid,white powder crystal, Soapy feel, Scentless; Soluble in water, alcohol, ethers ,
essential oils and glycerol; A soft acid solution.
essential oils and glycerol; A soft acid solution.
Application:
1. Glass industry: Optical glass, Acid-resisting glass,Heat resistant glass, Glass fibre, improve the
heat-resisting and transparency of glass, and increase the mechanical strength, and shorten the
dissolve melting time;
heat-resisting and transparency of glass, and increase the mechanical strength, and shorten the
dissolve melting time;
2. Ceramic Industry: the main part of glaze, strengthen the enamel product luster and fastness;
3. Metallurgy Industry: One key additive on Ferro-Boron alloy and Boron steel, and strengthen their
hardness and ductility;
hardness and ductility;
4. Medicine: Desinfectant and Preservatives; Astringent and insecticide;
5. Binder: For fluting paper;
6. Others: Retardant material, Nuke industry, Leather, Rust-proof, Paint, Electroplate etc.
Industrial Boric Acid Technology Datas
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Items
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Datas
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High-class
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First-class
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Qualified
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Boric acid (H3BO3)
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99.6-100.8
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99.4-100.8
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≥99.0
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Water insoluble ≤
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0.010
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0.040
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0.060
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Sulfate (SO4)≤
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0.10
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0.20
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0.30
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Chloride (Cl) ≤
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0.010
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0.050
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0.10
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Fe(Fe)≤
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0.0010
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0.0015
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0.0020
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Ammonia(NH3) a ≤
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0.30
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0.50
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0.70
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Heavy Metal(Pb) ≤
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0.0010
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-
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-
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Note: a Ammonia method for carbon products control index
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