formic acid	85% min		90% min
Chroma (as platinum and cobalt) ,%	10 max		10 max
Dilution experiment (acid+water=1+3)	clear		clear
Chloride (as CL ),%	0.005 max		0.003 max
Sulfate (as SO4 ,%)	0.0002 max		0.001 max
Iron (as Fe ),%	0.0005 max		0.0001 max
Residue on evaporation  %	0.020MIN	0.006MIN