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1.06572

tri-Sodium phosphate dodecahydrate

Name: tri-Sodium phosphate dodecahydrate
Brand: MM

for analysis EMSURE^®

Synonyme(s) :

tri-Sodium phosphate dodecahydrate, Sodium phosphate tribasic, Trisodium phosphate

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A propos de cet article

Formule linéaire :

Na₃PO₄ · 12H₂O

Numéro CAS:

10101-89-0

Poids moléculaire :

380.12

UNSPSC Code:

12352302

EC Index Number:

231-509-8

NACRES:

NA.21

MDL number:

MFCD00149198

Assay:

98.0-102.0% (alkalimetric)

Form:

crystals

Solubility:

285 g/L

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Propriétés

Quality Segment

300

product line

EMSURE^®

assay

98.0-102.0% (alkalimetric)

form

crystals

potency

7400 mg/kg LD₅₀, oral (Rat)

impurities

≤0.001% Total nitrogen (N), ≤0.01% Insoluble matter, ≤2.5% Free alkali (as NaOH)

pH

12 (20 °C, 10 g/L in H₂O)

mp

75 °C (Elimination of water of crystallisation)

solubility

285 g/L

density

1.62 g/cm³ at 20 °C

bulk density

950 kg/m³

anion traces

chloride (Cl^-): ≤0.005%, fluoride (F^-): ≤0.0005%, sulfate (SO₄^2-): ≤0.005%

cation traces

Fe: ≤0.001%, excess alkali (as NaOH): ≤2.5%, heavy metals (as Pb): ≤0.001%

storage temp.

2-30°C

SMILES string

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

Description

Analysis Note

Assay (alkalimetric): 98.0 - 102.0
Identity: passes test
Insoluble matter: ≤ 0.01 %
Free alkali (as NaOH): ≤ 2.5 %
Chloride (Cl): ≤ 0.005 %
Fluoride (F): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.001 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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Cet article	1.06578	S7778	222003
Supelco 1.06572 tri-Sodium phosphate dodecahydrate	Supelco 1.06578 Phosphate trisodique dodécahydraté	Sigma-Aldrich S7778 Sodium phosphate tribasic dodecahydrate	Sigma-Aldrich 222003 Sodium phosphate tribasic dodecahydrate
form crystals	form crystals	form powder	form crystals or chunks
solubility 285 g/L	solubility 285 g/L	solubility H₂O: 0.5 M at 20 °C, clear, colorless	solubility -
assay 98.0-102.0% (alkalimetric)	assay 98.0-102.0% (alkalimetric)	assay ≥98.0% (titration)	assay ≥98%
Quality Level 300	Quality Level 300	Quality Level 200	Quality Level 200
cation traces Fe: ≤0.001%, heavy metals (as Pb): ≤0.001%, excess alkali (as NaOH): ≤2.5%	cation traces Fe: ≤0.001%, excess alkali (as NaOH): ≤2.5%, heavy metals (as Pb): ≤0.001%	cation traces Al: ≤0.0005%, Ba: ≤0.0005%, Bi: ≤0.0005%, Ca: ≤0.001%, Cd: ≤0.0005%, Co: ≤0.0005%, Cr: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Li: ≤0.0005%, Mg: ≤0.0005%, Mn: ≤0.0005%, Mo: ≤0.0005%, Ni: ≤0.0005%, Pb: ≤0.0005%, Sr: ≤0.0005%, Zn: ≤0.0005%	cation traces Fe: ≤0.001%, excess alkali (as NaOH): ≤2.5%, heavy metals (as Pb): ≤0.001%
pH 12 (20 °C, 10 g/L in H₂O)	pH 12 (20 °C, 10 g/L in H₂O)	pH ~13.0 (20 °C, 0.5 M in water)	pH 13 (25 °C, 190.1 g/L)

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pictograms

GHS07

signalword

Warning

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

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

target_organs

Respiratory system

Classe de stockage

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c