Alias:98 acid
Molecular formula: H2SO4
Molecular weight: 98.08
Properties: concentrated sulphuric acid is colorless , odorless, transparent oily liquid, Density in 20oC is 1.836g/cm3, crystallisation Temperature is 0.7oC
Quality Standard: GB 534—89
Index name
|
Index
|
Top-grade
|
First grade
|
Qualified product
|
Sulphuric acid (H2SO4) , %≥
|
98.0
|
98.0
|
98.0
|
Ash , %≤
|
0.03
|
0.03
|
0.10
|
Fe %≤
|
0.010
|
0.010
|
-
|
As %≤
|
0.0001
|
0.005
|
-
|
Pb %≤
|
0.01
|
-
|
-
|
Transparency, mm≥
|
50
|
50
|
-
|
Chroma , ml≤
|
2.0
|
2.0
|
-
|
Uses: main industrial material for fertilizer, rubber, paint, dye intermediate, drug, pesticide, plastic, chemical fiber, drier and national defense.,
Packing & storage:
1, kept in special tank car and clean timely
2, kept in pottery jar or acid-proof vessel in wood box with filler stuffed, the cap should be sealed in acid-proof material
3, there is symbol of corrosive chemical on packing
4, . the packing material is chosen upon the temp. and concentration of Sulphuric acid
|