94676

Acido citrico

certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

• Formula condensata: HOC(COOH)(CH₂COOH)₂
• Numero CAS: 77-92-9
• Peso molecolare: 192.12
• Beilstein: 782061
• Numero CE: 201-069-1
• Numero MDL: MFCD00011669
• Codice UNSPSC: 41116107
• eCl@ss: 39021801
• ID PubChem: 329770375
• Numero E: E330
• NACRES: NA.24

Proprietà

• Grado: certified reference material; TraceCERT^®
• Livello qualitativo: 300
• Durata: limited shelf life, expiry date on the label
• Limite di esplosione: 8 %, 65 °F
• Produttore/marchio commerciale: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• tecniche: HPLC: suitable; gas chromatography (GC): suitable
• pKa: (1) 3.13, (2) 4.76, (3) 6.4
• Punto di fusione: 153-159 °C (lit.)
• applicazioni: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• Formato: neat
• Stringa SMILE: OC(=O)CC(O)(CC(O)=O)C(O)=O
• InChI: 1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12); KRKNYBCHXYNGOX-UHFFFAOYSA-N

Descrizione

Descrizione generale

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Find all available reference materials for compounds listed in 10/2011 here

Applicazioni

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

Confezionamento

Bottomless glass bottle. Contents are inside inserted fused cone.

Note legali

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

Informazioni sulla sicurezza

• Pittogrammi: GHS07
• Avvertenze: Warning
• Indicazioni di pericolo: H319,H335
• Consigli di prudenza: P261 - P264 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338
• Classi di pericolo: Eye Irrit. 2 - STOT SE 3
• Organi bersaglio: Respiratory system
• Codice della classe di stoccaggio: 11 - Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable