... ,easily soluble in water ,with remarkable chelating ability to some metal ions such as Ca2+Mg2+,can soften ... GB/T9983-2004) 6Usage: Used as moisture conservative. Applied to can, fruit drinks, milk products, vegetable protein drinks, instant ... and clean warthouse; kept away from moisture and hot, Furthermore, it should be stored separately from poisonous Substances. Sodium tripolyphosphate food grade