SPECIFICATION ( IS : 711–1970 )

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CAS NO. : 7705-08-0
SYSTEMATIC NAME : Ferric Chloride
OTHER NAME : Iron(III) chloride, Iron tri chloride, Ferric Trichloride Anhydrous
EMPIRICAL FORMULA : FeCl3
MOLECULAR WT : 162.2 g/mol
APPEARANCE : Dark Greenish Black, Crystalline Powder Extremely hygroscopic
SPECIFICATIONS : Ferric Chloride ( as FeCl3 ) : 98.00 % min
Matter Insoluble in water : 0.50 % max
Free Chlorine ( as Cl ) : 0.01 % max
Ferrous Salts ( as Fecl2 ) : 0.10 % max
Sulphates (as SO4 ) : 0.30 % max
Nitrates (as NO3 ) : 0.05 % max
Copper ( as Cu ) : 0.015 % max
Zinc ( as Zn ) : 0.01 % max
Arsenic ( as As2O3 ) : 0.0005 % max
Alkalis and Alkaline earths : 0.30 % max