Physiochemical properties
Molecular formula : HCL
olecular weight : 36.6
Density : 1.18
Appearance : transparent
State : liquid
Acidity index
HCLcontent :≥31%
Range of application
Used as rust-removing and acid washing of metal etc..

Appearance	Yellow transparent liquid (%)	Test result (%)
Total Acidity (as HCL)	≥31.0	31.61
Iron (Fe)	≤0.008	0.0004 Residue on ignition   ≤0.10 0.02  Free chlorine (CL)   ≤0.008 0.0024 Arsenic (As) ≤0.0001 0.0001 Sulfate (SO4)   ≤0.03 0.004
Residue on ignition	≤0.10	0.02
Free chlorine (CL)	≤0.008	0.0024
Arsenic (As)	≤0.0001	0.0001
Sulfate (SO4)	≤0.03	0.004