Refine Oxalic acid 99.6%

Product name: Oxalic Acid 99.6% CAS NO.: 144-62-7 Molecular Formula: H2C2O4.2H2O Appearance: Colorless, odorless bright c

Technical standad (GB1626-88)Appearance:White CrystalsPackage:25kg net in plastic waven bags lined with plastic bags UsesElectronic Industry : To make electronic materials to clean rate intergrate circuit board.Metallurgy Industry: As precipitating and resolving agent or rare earth material ect.Others: As laboratory agent,solvents activato and basic materialsfor chemical industry  index Wonderful grade First grade Up to grade purity(H2C2O4·H2O)% ≥ 99.6 99.4 99.0 suiphate group(SO4-2) % ≤ 0.0010 0.003 0.005 Ash % ≤ 0.01 0.015 0.08 heavy metal(Pb+2) % ≤ 0.00005 0.0001 0.0005 Fe+3 % ≤ 0.00005 0.0001 0.0005 Cl- % ≤ 0.0005 0.0005 0.001 Ca+2 % ≤ 0.0001 0.00015 0.0005 Al % ≤ 0.0001 0.0001 0.0001 Mg % ≤ 0.00005 0.00001 0.00001 Na % ≤ 0.00015 0.0002 0.0005 As % ≤ 0.00001 0.00001 0.00001

Refine Oxalic acid 99.6%