Merck
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79617

Sigma-Aldrich

Phosphoric acid

BioUltra, ≥85% (T)

Synonym(s):
Orthophosphoric acid
Linear Formula:
H3PO4
CAS Number:
Molecular Weight:
98.00
Beilstein:
1921286
Número de EC:
Número MDL:
ID de la sustancia en PubChem:
NACRES:
NA.26

densidad de vapor

3.4 (vs air)

Nivel de calidad

200

presión de vapor

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

línea de producto

BioUltra

ensayo

≥85% (T)

formulario

viscous liquid

impurezas

insoluble matter, passes filter test
≤0.001% KMnO4-reducing matter (as O)
≤0.001% volatile acids (as CH3COOH)

índice de refracción

n20/D 1.433

bp

158 °C (lit.)

mp

~40 °C (lit.)

solubilidad

H2O: 1 M at 20 °C, clear, colorless

densidad

1.685 g/mL at 25 °C (lit.)

trazas de anión

chloride (Cl-): ≤2 mg/kg
fluoride (F-): ≤1 mg/kg
nitrate (NO3-): ≤5 mg/kg
phosphite, hypophosphite (as H3PO3): ≤50 mg/kg
sulfate (SO42-): ≤30 mg/kg

trazas de catión

Ag: ≤1 mg/kg
Al: ≤1 mg/kg
As: ≤0.5 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤10 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤10 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sb: ≤2 mg/kg
Sr: ≤1 mg/kg
Tl: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES string

OP(O)(O)=O

λ

1 M in H2O

Absorción UV

λ: 260 nm Amax: ≤0.05
λ: 280 nm Amax: ≤0.04

InChI

1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

Gene Information

human ... SRC(6714)

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Aplicación

Phosphoric acid has been used in the preparation of anolyte, a constituent of the capillary isoelectric focusing (CIEF) solutions. It has also been used as a chemical oxidation reagent in flow injection analysis-chemical oxidation-isotope ratio mass spectrometry (FIA-CO-IRMS).

Otras notas

Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).

Precaución

product may become solid; becomes liquid on heating to 50°C.

pictogramas

CorrosionExclamation mark

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

Código de clase de almacenamiento

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

Punto de inflamabilidad F

Not applicable

Punto de inflamabilidad C

Not applicable

Equipo de protección personal

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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