Sodium Hexametaphosphate

quick details
other names: sodium hexametaphosphate
mf: (napo3)6
cas no.: 10124-56-8
einecs no.: 233-343-1
place of origin: china
appearance: white
hs co:food grade:2835391100
tech grade:2835391900
melting point: 616 c
packaging detail: 25kgs or 50kgs/woven bag lined with plastic bag and 25mts/20'fcl without pallet.
specifications
applications: for food grade. it is mainly used as additive agent, ph adjustive agent in ferment agent, nourishment as for tech grade. it is mainly used as soft water agent in the solution. for pointing and dyeing and boiler. diffusant of papermaking. slow corrodent. floating agent. high temperature agglomerant. detergent and soil analytical chemistry reagent.
no specifications tech grade food grade
1 main content %≥ 68.0 68.0
2 p2o5 %≥ 7.5 7.5
3 ph of 1% solution 5.8---7.3 5.8---6.5
4 iron,as fe %≤ 0.05 0.05
5 water insoluble %≤ 0.05 0.05
6 arsenic as as %≤ 0.0003
7 flouride,as f %≤ 0.003
8 heavy metals as pb %≤ 0.001