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Merck
CN

S1001

Sigma-Aldrich

Sodium phosphate tribasic dodecahydrate

≥98%

Synonym(s):

TSP, Trisodium phosphate (tert) dodecahydrate, Trisodium phosphate dodecahydrate

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About This Item

Linear Formula:
Na3PO4 · 12H2O
CAS Number:
10101-89-0
Molecular Weight:
380.12
EC Number:
231-509-8
MDL number:
MFCD00149198
UNSPSC Code:
12161700

Key Documents

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Assay

≥98%

density

1.62 g/mL at 25 °C

SMILES string

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

InChI

1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3

InChI key

ASTWEMOBIXQPPV-UHFFFAOYSA-K

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
037K0143
128H0180
122K0114
095K0098
080H07251

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Diego Caccavo et al.
International journal of pharmaceutics, 486(1-2), 144-152 (2015-04-02)
Controlled release by oral administration is mainly achieved by pharmaceuticals based on hydrogels. Once swallowed, a matrix made of hydrogels experiences water up-take, swelling, drug dissolution and diffusion, polymer erosion. The detailed understanding and quantification of such a complex behavior

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