Sodium Tripolyphosphate STPP Application:
Sodium tripolyphosphate has chelating, suspending, dispersing, gel dissolving, emulsifying, pH buffering and other functions. It can be used as auxiliary agent of synthetic detergent, industrial water softener, leather pre-tanning agent, dyeing assistant, organic synthesis catalyst, dispersing agent of medical industry and food additive.
At present, its largest use is still as a powder synthetic detergent additives and Ceramic Degumming Agent.
Specification
Items | Standards | ||
Assay (%) (Na5P3O10) | 94%MIN | ||
Appearance | White particles or powder | ||
P2O5 (%) | 57.0 MIN | ||
Bulk density | 0.4~0.6 | ||
Iron | 0.15%MAX | ||
Temperature rise | 8~10 | ||
Polyphosphate | 0.5 MAX | ||
PH value(%) | 9.2 - 10.0 | ||
Ignition loss | 1.0% MAX | ||
20mesh through | ≥90% |
Packing & Delivery
Storage: Stockpiled at the ventilated place, avoiding rain, moisture and insolation. Please handle with care to prevent bag
damage, store away from toxic substances.
Packing: Net 25kg/1000kg in Plastic woven bags with PE lining
Loading: 25MT/20FCL'; 22MT/20FCL' with pallets
Shelf Life: Two years when properly stored
