1,STPP, industrial grade 2,94%, white powder 3,Used as main auxiliary of synthetic wash, soap synergistic agent. STPP Sodium TripolyphosphatePacking and Delivery details:25 kg pp bag, 22MT per 20'FCLwithin 7 working daysSpecification: Na5P3O10,% ,Min.94P2O5,% ,Min.57Insolubles, % Max.0.05PH Value(1%Solution)9.5-10.0Iron (Fe), %, Max.0.015Fluoride (F), %, Max.0.003Chloride (Cl), %, Max.0. ...