Heres a good Red formula of my own invention.
Potassium Chlorate: 70
Strontium Carbonate: 15
Charcoal: 3
Dextrin 12
Its good if you don't have access to perchlorates or shellac, parlon etc... (If you are still finding it difficult to get chlorates try displacing sodium chlorate with potassium chloride. Its works but theres a low yield.)
Tris
