... C2H2O4 2. Appearance: White crystallized particle 3. high quality and good price 4. M.W.: 126.06 Colourless, odourless bright ... rare earth elements, bleaching, metal and marble polish, cleanser removing stains, tanning industrial, printing and dyeing catalytic agent, anti-shrinkage ... and dry place below 40°C, avoild moisture & water, separate from alkaline matter, don't touch with food. Industrial ...