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Merck
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NIST39J

苯甲酸

NIST® SRM® 39j, calorimetric standard

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线性分子式:
C6H5COOH
化学文摘社编号:
分子量:
122.12
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
636131
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InChI

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

SMILES string

OC(=O)c1ccccc1

InChI key

WPYMKLBDIGXBTP-UHFFFAOYSA-N

grade

certified reference material

vapor density

4.21 (vs air)

vapor pressure

10 mmHg ( 132 °C)

autoignition temp.

1061 °F

packaging

pkg of 30 g

manufacturer/tradename

NIST®

bp

249 °C (lit.)

mp

121-125 °C (lit.)

format

neat

Quality Level

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General description

Benzoic acid SRM 39J is refined by fractional freezing to give a material of high homogeneity and purity.   

Each unit of SRM 39J consists of 30 g of crystalline material.

SRM 39J _SDS

SRM 39J _CoA

Application

Benzoic acid standard reference material (SRM) is intended for use in the calibration and standardization of adiabatic, isoperibol, and aneroid bomb calorimeters.

Features and Benefits

  • SRM 39J is available with a certificate documenting NIST-certified purity of 0.999996 mol/mol, as measured by coulometer mass spectrometer. 
  • The NIST certificate is provided with uncertainty calculation, handling, storage, and use instructions.

Other Notes

Certified for the analytes listed below.
Benzoic acid (C7H6O2)

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology

pictograms

Health hazardCorrosion

signalword

Danger

Hazard Classifications

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

target_organs

Lungs

存储类别

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

flash_point_f

Not applicable

flash_point_c

Not applicable


分析证书(COA)

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Simultaneous determination of preservatives (benzoic acid, sorbic acid, methylparaben and propylparaben) in foodstuffs using high-performance liquid chromatography.
Saad B, et al.
Journal of Chromatography A, 1073(1-2), 393-397 (2005)

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