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1.06578

tri-Sodium phosphate dodecahydrate

for analysis EMSURE®,Reag. Ph Eur

tri-Sodium phosphate dodecahydrate

Synonym(s):

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

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Size/SKUAvailabilityPrice
1 kg
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$177.00
5 kg
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$619.00
12 kg
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$2,030.00
50 kg
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$5,750.00

About This Item

Empirical Formula (Hill Notation):
Na3O4P · 12H2O
CAS Number:
Molecular Weight:
380.12
UNSPSC Code:
12352302
EC Index Number:
231-509-8
NACRES:
NA.21
MDL number:
Assay:
98.0-102.0% (alkalimetric)
Form:
crystals
Solubility:
285 g/L

$177.00


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Packaging: HDPE bottle

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agency

reag. Ph. Eur.

Quality Segment

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

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 (SO42-): ≤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

Analysis Note

Assay (alkalimetric): 98.0 - 102.0 %


Insoluble matter: ≤ 0.01 %


excess 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 %


Corresponds to ACS, Reag. Ph Eur

Legal Information

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

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This Item
1.065721.93214S7778
form

crystals

form

crystals

form

-

form

powder

assay

98.0-102.0% (alkalimetric)

assay

98.0-102.0% (alkalimetric)

assay

-

assay

≥98.0% (titration)

solubility

285 g/L

solubility

285 g/L

solubility

-

solubility

H2O: 0.5 M at 20 °C, clear, colorless

Quality Level

300

Quality Level

300

Quality Level

200

Quality Level

200

density

1.62 g/cm3 at 20 °C

density

1.62 g/cm3 at 20 °C

density

1.62 g/mL at 25 °C

density

1.62 g/mL at 25 °C

anion traces

chloride (Cl-): ≤0.005%, sulfate (SO42-): ≤0.005%, fluoride (F-): ≤0.0005%

anion traces

chloride (Cl-): ≤0.005%, fluoride (F-): ≤0.0005%, sulfate (SO42-): ≤0.005%

anion traces

-

anion traces

chloride (Cl-): ≤0.005%, sulfate (SO42-): ≤0.005%


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Warning

Hazard Classifications

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

target_organs

Respiratory system

flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

13 - Non Combustible Solids



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