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%