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238503

Sigma-Aldrich

Natriumtripolyphosphat

technical grade, 85%

Synonym(e):

Natriumtriphosphat, Natriumtriphosphat pentabasisch, Natriumtripolyphosphat pentabasisch, STPP, penta-Natriumtriphosphat

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About This Item

Lineare Formel:
Na5P3O10
CAS-Nummer:
7758-29-4
Molekulargewicht:
367.86
EG-Nummer:
231-838-7
MDL-Nummer:
MFCD00003514
UNSPSC-Code:
12352302
PubChem Substanz-ID:
329752508
NACRES:
NA.55
Assay:
85%
Qualität:
technical grade
Form:
powder

Qualität

technical grade

Qualitätsniveau

100

Assay

85%

Form

powder

pH-Wert

9.5-10.3 (1 g/L)

SMILES String

[Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O

InChI

1S/5Na.H5O10P3/c;;;;;1-11(2,3)9-13(7,8)10-12(4,5)6/h;;;;;(H,7,8)(H2,1,2,3)(H2,4,5,6)/q5*+1;/p-5

InChIKey

HWGNBUXHKFFFIH-UHFFFAOYSA-I

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Allgemeine Beschreibung

Sodium tripolyphosphate (STPP) is widely employed as a deflocculant. The major applications of STPP as laundry detergents and cleansing agents. STPP provides benefits such as pH buffering, soil emulsification and hard water sequestration for effective surfactant performance.

Anwendung

Sodium tripolyphosphate is used:
  • As a corrosion inhibitor for steel.
  • In the preparation of chitosan nanoparticles (CSNPs) by ionic gelation.

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

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Sodium tripolyphosphate and polyphosphate as dispersing agents for kaolin suspensions: rheological characterization.
Papo A, et al.
Colloids and Surfaces. A, Physicochemical and Engineering Aspects, 201(1), 219-230 (2002)
Monireh Rasoulzadehzali et al.
International journal of biological macromolecules, 116, 54-63 (2018-05-01)
The present project describes the facile preparation of novel pH-sensitive bio-nanocomposite hydrogel beads based on chitosan (CH) and GO-Ag nanohybrid particles for controlled release of anti-cancer drugs such as doxorubicin (DOX). The loading efficiency of doxorubicin into test beads was
Ming-Hui Yang et al.
International journal of molecular sciences, 16(1), 1657-1676 (2015-01-15)
Silk fibroin (SF) is a protein with bulky hydrophobic domains and can be easily purified as sericin-free silk-based biomaterial. Silk fibroin modified chitosan nanoparticle (SF-CSNP), a biocompatible material, has been widely used as a potential drug delivery system. Our current
Sathish Dyawanapelly et al.
Bioorganic chemistry, 82, 17-25 (2018-09-30)
To understand the effect of counter ions (Na+) on the secondary conformation and functionality of the lysozyme, we have studied the interaction of lysozyme with counterion associated iron oxide nanoparticles (IONPs). The investigation was carried out at pH 7.4 and
Ultrastructural, Morphological, and Antifungal Properties of Micro and Nanoparticles of Chitosan Crosslinked with Sodium Tripolyphosphate.
Cota-Arriola O, et al.
Journal of Polymers and the Environment, 21(4), 971-980 (2013)
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