Ammonium polyphosphate is an organic salt of polyphosphoric acid and ammonia. As a specialty chemical it is used in many different key industries and most commonly as a flame retardant. The product is halogen-free, non-toxic and environmentally friendly. There are generally two different types of ammonium polyphosphate; the exact variant is determined by the chain … Continue reading Ammonium Polyphosphate a non-halogen flame retardent