Technical standad (GB1626-88)
Oxalic acid 99.6%
Appearance: White Crystals
Package: 25kg net in plastic woven bags lined with plastic bags

Uses
Metallurgy industry: As precipitating and resolving agent for rare earth metal, etc.
Organic Synthesis: For 2133 rein, ures form aldehyde powder etc.
Light industry: Polishing of DA LI stone, removing rust bleaching products of leather, wood and aluminium ect.
Printing Industry: Dyeing agent
Medicine Industry: For making tetracydine, HCl ect.
Others: As laboratory agent, solvents activato and basic materialsfor chemical industry

index	Wonderful grade	First grade	Up to grade
purity% ≥	99.6	99.4	99.0
sulphate group % ≤	0.08	0.10	0.20
ignition (850 o C) % ≤	0.08	0.10	0.20
heavy metal % ≤	0.001	0.002	0.02
Iron content % ≤	0.0012	0.002	0.01
chlorides % ≤	0.003	0.004	0.01
calcium % ≤	0.0012	/	/