Saturday, April 11, 2009

Firework Colorants

Color and Compound
Red
strontium salts, lithium salts lithium carbonate, Li2CO3 = red strontium carbonate, SrCO3 = bright red
Orange
calcium salts calcium chloride, CaCl2 calcium sulfate, CaSO4·xH2O, where x = 0,2,3,5
Gold
incandescence of iron (with carbon), charcoal, or lampblack

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