NIST39J

Benzoic acid

NIST^® SRM^® 39j, calorimetric standard

• Formula condensata: C₆H₅COOH
• Numero CAS: 65-85-0
• Peso molecolare: 122.12
• Beilstein: 636131
• Numero MDL: MFCD00002398
• Codice UNSPSC: 41116107
• ID PubChem: 329818752
• NACRES: NA.24

Proprietà

• Grado: certified reference material
• Livello qualitativo: 100
• Densità del vapore: 4.21 (vs air)
• Tensione di vapore: 10 mmHg ( 132 °C)
• Temp. autoaccensione: 1061 °F
• Confezionamento: pkg of 30 g
• Produttore/marchio commerciale: NIST^®
• P. eboll.: 249 °C (lit.)
• Punto di fusione: 121-125 °C (lit.)
• Formato: neat
• Stringa SMILE: OC(=O)c1ccccc1
• InChI: 1S/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9); WPYMKLBDIGXBTP-UHFFFAOYSA-N

Descrizione

Descrizione generale

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

Applicazioni

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

Caratteristiche e vantaggi

• 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.

Altre note

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

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

Note legali

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

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

Informazioni sulla sicurezza

• Pittogrammi: GHS05,GHS08
• Avvertenze: Danger
• Indicazioni di pericolo: H315 - H318 - H372
• Consigli di prudenza: P260 - P280 - P305 + P351 + P338 + P310
• Classi di pericolo: Eye Dam. 1 - Skin Irrit. 2 - STOT RE 1 Inhalation
• Organi bersaglio: Lungs
• Codice della classe di stoccaggio: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): 249.8 °F - closed cup
• Punto d’infiammabilità (°C): 121 °C - closed cup