chemicals : Potassium Formate, Sodium Formate, Calcium Formate, Acetic Acid, Sodium Hydrosulfide, Sodium Hydrosulfite, Propionic Acid, Methylene Chloride, Hexamine, Ethanol, N-propyl Alcohol(NPG), Mono Ethylene Glycol (MEG), Diethylene Glycol(DEG), Phthalic Anhydride.