Products name: Oxalic Acid
Technical standad (GB1626-88)
Appearance: White Crystals
Appearance: White Crystals
Specification:
|
index
|
Wonderful grade
|
First grade
|
Up to grade
|
|
purity(H2C2O42O)% >=
|
99.6
|
99.4
|
99.0
|
|
sulphate 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
|
Package: 25kg net in plastic woven bags lined with plastic bags
Uses:
Electronic Industry: To make electronic materials to clean rate intergrate circuit board.
Electronic 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 activate and basic materialsfor chemical industry.

