95680

p-Xylene

analytical standard

• Sinonimo/i: 1,4-Dimethylbenzene
• Formula condensata: C₆H₄(CH₃)₂
• Numero CAS: 106-42-3
• Peso molecolare: 106.17
• Beilstein: 1901563
• Numero CE: 203-396-5
• Numero MDL: MFCD00008556
• Codice UNSPSC: 41116107
• ID PubChem: 329770478
• NACRES: NA.24

Proprietà

• Grado: analytical standard
• Livello qualitativo: 100
• Densità del vapore: 3.7 (vs air)
• Tensione di vapore: 9 mmHg ( 20 °C)
• Saggio: ≥99.5% (GC)
• Temp. autoaccensione: 984 °F
• Durata: limited shelf life, expiry date on the label
• Limite di esplosione: 7 %
• tecniche: HPLC: suitable; gas chromatography (GC): suitable
• Indice di rifrazione: n20/D 1.495 (lit.); n20/D 1.495
• P. ebollizione: 138 °C (lit.)
• Punto di fusione: 12-13 °C (lit.)
• Densità: 0.861 g/mL at 20 °C (lit.)
• applicazioni: environmental
• Formato: neat
• Stringa SMILE: Cc1ccc(C)cc1
• InChI: 1S/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3; URLKBWYHVLBVBO-UHFFFAOYSA-N

Descrizione

Descrizione generale

p-Xylene is an aromatic liquid , which is an isomeric form of xylene. It can be produced via Diels-Alder reaction between 2,5-dimethylfuran and ethylene catalyzed by zeolite.

p-Xylene is an aromatic liquid, which is an isomeric form of xylene. It can be produced via Diels-Alder reaction between 2,5-dimethylfuran and ethylene catalyzed by zeolite.

p-Xylene is an environmental pollutant belonging to the class of volatile organic compounds. It is emitted from a variety of sources including adhesives, degreasing agents, combustion products of wood and fuels, industrial paints, aerosols, etc.

Applicazioni

p-Xylene may be used as an analytical reference standard for the quantification of the analyte in occupational environmental samples and aqueous samples using gas chromatography technique with different modes of detection.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Prodotti consigliati

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Informazioni sulla sicurezza

• Pittogrammi: GHS02,GHS08,GHS07
• Avvertenze: Danger
• Indicazioni di pericolo: H226,H304,H312 + H332,H315,H319,H335,H412
• Consigli di prudenza: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• Classi di pericolo: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Organi bersaglio: Respiratory system
• Codice della classe di stoccaggio: 3 - Flammable liquids
• Classe di pericolosità dell'acqua (WGK): WGK 2
• Punto d’infiammabilità (°F): 80.6 °F - closed cup
• Punto d’infiammabilità (°C): 27 °C - closed cup
• Dispositivi di protezione individuale: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter