Strong organic acid
Anhydrous transparent crystal or powder; sour taste.
Soluble in ethyl alcohol freely, water, diethyl ether slightly, but benzene.
It exists in spinage and rhubarb plant widely.
Acidic toxin with rental toxicity and corrosivity
The joint will in pain if contacting the oxalic acid aqueous solution for long time.
There is a trace of oxalic acid in human urine with milligram.
It corrodes concrete, wood and glass.
The LDLo by oral is 600 mg/kg2
Application:
Rare earth metal gravity separation; 2133 resin, urea-formaldehyde molding powder; polishing for marble; leather, wood and aluminum product; rust cleaning, decoloring, descaling; replacing acetic acid for rapidogen dye; dying assistant, ceramic capacitor;
electronic equipment cleaning fluid, oxytetracycline; phenobarbitone; borneol
Chemical and physical property:
Item | Unit | Guaranteed Value | |
YOA-1 | YOA-2 | ||
Oxalic Acid (H2C2O4·2H2O) | % | ≧99.6 | ≧99 |
Sulfate (SO4) | % | ≦0.07 | ≦0.1 |
Residue after Ignition | % | ≦0.01 | ≦0.08 |
Heavy Metal (Pb) | % | ≦0.0005 | ≦0.001 |
Fe | % | ≦0.0005 | ≦0.0015 |
Chloride (Cl) | % | ≦0.0005 | ≦0.002 |
Ca | % | ≦0.0005 | *** |
Packing:
Woven bag with film (25kg)
Attention:
Wear gloves when use and please visit a doctor or clean by water if in eyes.
