COBALT
Cobalt Chloride
Cobalt Acetate
Cobalt Sulphate
Cobalt Nitrate
Cobalt Oxide
Cobalt Carbonate
NICKEL
Nickel Sulphate
Nickel Oxide
Nickel Acetate
Nickel Nitrate
Nickel Chloride
Nickel Carbonate
TIN
Stannous Chloride
Stannous Sulphate

CHROMIUM
Chromium Acetate
Chromium Nitrate
Chromium Chloride
Chromium Acetate
Chromium Fluoride
Chromium Formate
COPPER
Copper Sulphate
Copper Nitrate
TINGSTEN
Sodium Tungstate
Tungstic Acid
Phosphotungstic Acid
MOLYBDENUM
Sodium Molybdate
Ammonium Molybdate