chemical environment
molecular formula
contents %
temperature
Anti-corrosion property
CH3COOH
80
boiling
exeellent
CH3COOH+CH3CO
50/80
H2O+NaCL
H2CO3
Cu
1400
Food Acid
fruit juice
HCL
35
25
good
HCL+FaCL2
HF
none resistant
HNO3
83
HNO3+HCL
80+20
H3PO4
85
KOH
Na2CO3+H2SO3
18/20
925
NaOH
50
H2SO4
20
98
AL
100
700
Zn
500