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1.00136

Supelco

Benzoic acid

for analysis EMSURE® ACS, Reag. Ph Eur

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Synonym(s):
Benzoic acid, Phenylformic acid, Benzene carboxylic acid
Empirical Formula (Hill Notation):
C7H6O2
CAS Number:
Molecular Weight:
122.12
EC Index Number:
200-618-2

Agency

reag. Ph. Eur.

Quality Level

vapor pressure

0.001 hPa ( 20 °C)

product line

EMSURE®

Assay

≥99.9% (acidimetric)

form

solid

autoignition temp.

570 °C

potency

1700 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rabbit)

impurities

≤0.002% Sulfur compounds (as S)
≤0.005% In methanol insoluble matter
≤0.5% Water

sulfated ash

≤0.005%

pH

2.5-3.5 (20 °C in H2O, saturated solution)

bp

249 °C/1013 hPa

mp

121-123 °C

transition temp

flash point 121 °C

solubility

2.9 g/L

density

1.321 g/cm3 at 20 °C

bulk density

500 kg/m3

anion traces

other halogens (as Cl-): ≤0.005%
sulfate (SO42-): ≤0.002%

cation traces

Fe: ≤0.005%
heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

InChI

1S/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9)

InChI key

WPYMKLBDIGXBTP-UHFFFAOYSA-N

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1.001348.222571.02401
Benzoic acid for analysis EMSURE® ACS, Reag. Ph Eur

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Benzoic acid standard for elemental analysis

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Benzoic acid

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Benzoic acid

Benzoic acid volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP

Supelco

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Benzoic acid

vapor pressure

0.001 hPa ( 20 °C)

vapor pressure

0.001 hPa ( 20 °C)

vapor pressure

0.001 hPa ( 20 °C)

vapor pressure

0.001 hPa ( 20 °C)

assay

≥99.9% (acidimetric)

assay

-

assay

≥99% (acidimetric)

assay

-

form

solid

form

solid

form

solid

form

solid

impurities

≤0.002% Sulfur compounds (as S), ≤0.005% In methanol insoluble matter, ≤0.5% Water

impurities

-

impurities

-

impurities

-

pH

2.5-3.5 (20 °C in H2O, saturated solution)

pH

2.5-3.5 (20 °C in H2O, saturated solution)

pH

2.5-3.5 (20 °C in H2O, saturated solution)

pH

2.5-3.5 (20 °C in H2O, saturated solution)

Analysis Note

Assay (acidimetric): ≥ 99.9 %
Identity: passes test
Appearance of solution (5 %; ethanol 96 %): passes test
Appearance of solution (color): passes test
Appearance of solution (clearness): passes test
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.005 %
halogenated compounds (as Cl): ≤ 0.005 %
Sulfur compounds (as S): ≤ 0.002 %
In methanol insoluble matter: ≤ 0.005 %
Oxidizable matter: passes test
Substances reducing permanganate: passes test
Readily carbonisable substance: passes test
Sulfated ash: ≤ 0.005 %
Water: ≤ 0.5 %
Corresponds to Reag. Ph Eur

Legal Information

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

Pictograms

CorrosionHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT RE 1 Inhalation

Target Organs

Lungs

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1


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