• Identification
• Properties
• Safety Data
• Specifications & Other Information
• Links
• Quick Inquiry

Identification

CAS Number

7758-29-4

Name

STPP

Synonyms

Sodium triphosphate [Wiki]
Pentanatriumtriphosphat [German] [ACD/IUPAC Name]
Pentasodium triphosphate [ACD/IUPAC Name]
Triphosphate de pentasodium [French] [ACD/IUPAC Name]
UNII:9SW4PFD2FZ
[7758-29-4]
10380-08-2 [RN]
13573-18-7 [RN]
187620-23-1 [RN]
7758-29-4 [RN]
9010-08-6 [RN]
Armofos
EINECS 231-838-7
Empiphos stp-D
MFCD00003514
Natriumtripolyphosphat [German]
Natriumtripolyphosphat [German]
pentasodium (oxido-phosphato-phosphoryl) phosphate
pentasodium (oxido-phosphonatooxyphosphoryl) phosphate
pentasodium (oxido-phosphonatooxy-phosphoryl) phosphate
Pentasodium tripolyphosphate
Rhodiaphos LV
Sodium phosphate (Na5P3O10)
sodium phosphate, tribasic
Sodium triphosphate pentabasic
Sodium tripolyphosphate
Sodium tripolyphosphate pentabasic
Sodiumtripolyphosphate
STPP
Thermphos
Thermphos L 50
Thermphos N
Thermphos SPR
triphosphoric acid pentasodium salt
Triphosphoric acid, pentasodium salt
Triphosphoric acid, sodium salt
UNII-9SW4PFD2FZ

SMILES

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

StdInChI

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

StdInChIKey

HWGNBUXHKFFFIH-UHFFFAOYSA-I

Molecular Formula

Na₅P₃O₁₀ 

Molecular Weight

367.86

EINECS

231-838-7

MDL Number

MFCD00003514

Properties

Appearance

White powder

Safety Data

RIDADR 

NONH for all modes of transport

WGK Germany

1

RTECS 

YK4570000

Specifications and Other Information of Our STPP CAS 7758-29-4

Detailed specification

Indicator	Industrial grade I	Industrial grade II	Industrial grade III	Food grade
White chroma %≥	85	75	65	85
Sodium Tripolyphosphate（Na5P3O10）%≥	96	90	85	85
Phosphorus pentoxide（P2O5）%≥	57	56	55	56~58
Water-insoluble matter %≤	0.1	0.01	0.015	0.1
PH value(1% Aqueous solution)	9.2~10	9.2~10	9.2~10	9.5~10
Density  g/cm	0.5	0.5	0.5	0.65~0.9
Arsenic（As)%≤	/	/	/	4
Heavy metal(In terms of Pb）%≤	/	/	/	10
Fluoride（In terms of F mg/kg）%≤	/	/	/	50
Chlorine（CL)%≤	/	/	/	0.025

Storage

Under room temperature away from light

Packing

Plastic woven bag or kraft paper bag

Known Application

Industrial grade sodium tripolyphosphate is mainly used as a detergent additive, and can also be used in petroleum, metallurgy, mining water treatment, etc. Sodium tripolyphosphate is mainly used as a quality improver in meat products and canned meat

Links

This product is developed by our R&D company Watsonnoke Scientific Ltd(http://www.watsonnoke.com/), and here is the corresponding linkhttp://www.watsonnoke.com/stpp-cas-7758-29-4/

Quick Inquiry

Fill out our inquiry form and one of our experts will be in touch with you shortly (Please change screen to horizontal for complete browsing if you are checking Watson on your mobile phone).