Home Categories Inorganic chemistry Sodium tripolyphosphate
A7254612

Sodium tripolyphosphate , AR,98% , 7758-29-4

Synonym(s):
STPP;Sodium triphosphate;Pentasodium tripolyphosphate;Sodium triphosphate pentabasic;Sodium tripolyphosphate pentabasic

CAS NO.:7758-29-4

Empirical Formula: Na5O10P3

Molecular Weight: 367.86

MDL number: MFCD00003514

EINECS: 231-838-7

Pack Size Price Stock Quantity
500G RMB55.20 In Stock
2.5KG RMB128.00 In Stock
25KG RMB1176.00 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 622 °C
Density  2.52 g/cm3 (20℃)
vapor pressure  <0.1 hPa (20 °C)
storage temp.  Storage temperature: no restrictions.
solubility  H2O: may be clear to slightly hazy
form  Powder/Solid
color  White
PH 9.0-10.0 (25℃, 1% in H2O)
Odor Odorless
PH Range 9.5 - 10.3 at 1 g/l at 20 °C
Water Solubility  20 g/100 mL (20 ºC)
Sensitive  Hygroscopic
Merck  14,8697
Stability: Stable. Incompatible with strong oxidizing agents, strong acids. Hygroscopic.
InChIKey HWGNBUXHKFFFIH-UHFFFAOYSA-I
LogP -4.691 (est)
CAS DataBase Reference 7758-29-4(CAS DataBase Reference)
EPA Substance Registry System Sodium tripolyphosphate (7758-29-4)

Description and Uses

for the determination of BSB acc. to DIN 38409-H 51

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H303-H313-H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-24/25
WGK Germany  1
RTECS  YK4570000
3
TSCA  Yes
HS Code  28353110
Hazardous Substances Data 7758-29-4(Hazardous Substances Data)
Toxicity LD50 orally in rats: 6.50 g/kg (Smyth)

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