Categories
Price: | US $ 900/Ton |
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Trade Terms: | FOB,CFR,CIF |
Min Order: | 10/Ton |
Pay Type: | L/C,T/T,Western Union |
High quality powder prices boric acid 99.5%
Boric acid, also called boracic acid or orthoboric acid or acidum boricum, is a weak acid often used as an antiseptic, insecticide, flame retardant and a precursor of other chemical compounds. White powder of scaled crystal, feeling greasy, odorless and tasteless, soluble in water, alcohol, glycerol ether and volatile oil, the water solution indicating weak acidity. when heating to 70-100ºC, hydro-extracting gently to change into meta-boric acid; 150-160ºC, as pyro-boric acid:300ºC, as boric anhydride(B2O3).
Cas.no.: 10043-35-3/11113-50-1
Molecular formular: H3BO3
Molecular weight: 61.83
EINECS: 233-139-2/234-343-4
Melting point: 169 centigrade
Boiling point: 300 centigrade
Water solubility: 49.5g/l (20centigrade)
Density: 1.435
Appearance: White crystalline powder.
Specifications
(H3BO3)≥ | 98% | 99.5% | 99.9% | ||
Color | White | White | White | White | White |
Appearance | Granular | Powder | Granular | Powder | Powder |
Size | 2-4 mm | 60-80 mesh | 2-4 mm | 60-80 mesh | 60-80 mesh |
B (%) ≥ | 17±0.1 | 17±0.1 | 17.5±0.1 | 17.5±0.1 | 17.6±0.1 |
B2O3 (%) ≥ | 55.2±0.1 | 55.2±0.1 | 56.1±0.1 | 56.1±0.1 | 56.3±0.1 |
SO42- (%)≤ | 0.035 | 0.0005 | 0.0002 | ||
Cl- (%)≤ | 0.0018 | 0.0001 | 0.0001 | ||
Fe (%) ≤ | 0.0006 | 0.0002 | 0.0001 | ||
Heavy metals (Pb) % ≤ | 0.0008 | 0.0002 | 0.0001 | ||
Water insoluble (%) ≤ | 0.01 | 0.005 | 0.001 | ||
Packing | 25kg, 50kg,1000kg plastic-lined plastic woven bags (please further notice if need pallet or other packing) | ||||
Use | Glass ceramic industry, pharmaceutical industry, metallurgy industry,leather Preservatives, pesticides, fertilizer ect. |
Use:
Glass and glass fiber,Enamel and ceramic,Nuclear industry,Pesticides, fertilizers, electroplating, paint, leather, medicine ect.
Prod Model: | boric acid |
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Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Appearance: | Powder |
Grade Standard: | Industrial Grade |