Ceramic Grade 94% Sodium Tripolyphosphate (STPP)

China Ceramic Grade 94% Sodium Tripolyphosphate (STPP), Find details about China STPP, Ceramic Grade 94% Sodium Tripolyphosphate (STPP) from Ceramic Grade 94% Sodium Tripolyphosphate (STPP)

Basic Info.

Model NO.

94%

HS Code

2835319000

Model NO.

94%

HS Code

2835319000

Product Desciption

Product Name: Sodium Tripolyphosphate
Synonyms:
Pentasodium triphosphate; Pentasodium Tripolyphosphate; Sodium Phosphate Tripoly; STPP; Triphosphoric acid, pentasodium salt; Pent-sodium Phosphate; Sodium triphosphate; Sodium Tripolyphos; Sodium phosphate (3: 1)
CAS RN.: 7758-29-4
EINECS: 231-838-7
Molecular Weight: 367.86413
Molecular Formula: Na5P3O10
Melting Point(º C): 622º C
Water Solubility: 20 g/100 mL (20º C)

ITEM	INDEX
ITEM	Tech. Grade	Food Grade
Na5P3O10 (%):	94Min	95Min
P2O5 (%):	57Max	57Max
Insolubles in water (%):	0.15Max	0.05Max
Fe (%):	0.007Max	N
Ph (1% solution):	9.2-10	9.5-10
Heavy Metal (As Pb) (%):	N	0.001Max
(As) (%):	N	0.0003Max
Fluoride(F) (%):	N	0.003Max
Whiteness(%):	90Min	90Min
Density	0.35-0.9	0.35-0.9
I type content (%)	10-30	10-30