Sodium Tripolyphosphate

ITEM SPECIFICATION
CONTENT 94% MIN.
P2O5 CONTENT 57% MIN.
WHITENESS 88% MIN.
INSOLUBLE MATTER 0.1% MAX.
Fe 70PPM MAX.
SIZE: RESIDUE ON 1.00 TEST SIEVE 5.0% MAX.
LOSS ON IGNITION ( 500 ) 1% MAX.
PH VALUE ( 1% SOLUTION) 9.2-10.0
BULK DENSITY ( g/ cm3) 0.65-0.99
PHASE` 10-30%

ITEM SPECIFICATION
Content 96% min
Water insoluble matter 0.10 max.
P2O5 Content 57.0 min
Iron 0.007max..
PH value 9.2-10.0
Heavy metal as Pb 0.001% max..
Whiteness 90.0 max.