Potassium Tetra oxalate another name is Potassium Trihydrogen Dioxalate, PTO .It is white crystals,soluble in water, slightly soluble in ethanol, produced by excess oxalic acid and potassium carbonate or potassium chloride and other potassium salts.The commonly crystal size include 0.1mm - 0.8 mm, 0.5 m -2.17 mm, 0.5 mm- 3 mm,2mm-4mm, 2 mm- 15 mm etc.Used for removing rust and ink stains, polishing metal parts, etc.It can also be used as a chemical reagent.


- Marble & Granite Industry : Use for Marble & Granite polishing 

- Environmental Coatings : Use for environmental Coatings manufacture

- Metal industry: Use for metal polishing and rust cleaning

- Chemical reagent: Use for chemical reagent