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Oxalic acid
Molecular Formula: C 2 H2O4 · 2H2O
Property:White transparent crystal combining two crystal water,melting point:101¡æ-102¡æ,Specific Gravity:1.653,easily sublimate at 100¡æ,easily dissolve in alcohol and water.
CAS No.:6153-56-6
Grade;High Grade.
Packing:1.In plastic woven bag 25kg net,lined with PE bag
2.In compound Kraft bag 25kg net,lined with PE bag
3.In jumbo bag.Pallet&stretch wrapped
Specification:
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Oxalic Acid Content
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99.6%Min
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99.4%Min
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99.0%Min
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Sulphate
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0.08%Max
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0.10%Max
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0.20%Max
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Heavy Metals(Pb2+)
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0.001%Max
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0.002%Max
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0.02%Max
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Ferrous(Fe3+)
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0.0015%Max
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0.002%Max
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0.01%Max
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Chloride(Cl-)
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0.003%Max
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0.004%Max
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0.01%Max
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Ignition Residue(850¡æ)
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0.08%Max
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0.10%Max
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0.20%Max
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PH
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6-8
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7.35
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Application:
o In Metallurgy industry:as precipitating and separating function for Rare-earth metal.
o In pharmaceutical industry:used in Tetracyline,Oxtetracycline,Phenobarbital,and Borneol,etc.
o In Light industry: polishing for Marble,rust-remover,bleaching,dirt-remover,leather-processing,wood,and aluminium products etc.
o In Dyeing and printing industry: as reducing agent for dyeing and printing industry,as bleaching agent for textile,substitute for Acetic acid,as coloring mordant for fast pigment dyestuff.
o In organic synthetic:used in 2133 resin,Urea-formaldehyde molding powder,Butadiene catalyst,etc.
o In electron industry: preparation of chemicals raw material for porcelain capacitor,preparation of electron equipment detergent
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