94676

Ácido cítrico

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

• Fórmula lineal: HOC(COOH)(CH₂COOH)₂
• Número CAS: 77-92-9
• Peso molecular: 192.12
• E Number: E330
• PubChem Substance ID: 329770375
• eCl@ss: 39021801
• UNSPSC Code: 41116107
• NACRES: NA.24
• EC Number: 201-069-1
• MDL number: MFCD00011669
• Beilstein/REAXYS Number: 782061

Propiedades

• Nombre del producto: Ácido cítrico, certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• 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)
• SMILES string: OC(=O)CC(O)(CC(O)=O)C(O)=O
• InChI key: KRKNYBCHXYNGOX-UHFFFAOYSA-N
• grade: certified reference material; TraceCERT^®
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 8 %, 65 °F
• manufacturer/tradename: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• pKa: (1) 3.13, (2) 4.76, (3) 6.4
• mp: 153-159 °C (lit.)
• application(s): cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• format: neat
• Quality Level: 300

Descripción

Application

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

General description

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

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Legal Information

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

Información de seguridad

• pictograms: GHS07
• signalword: Warning
• hcodes: H319,H335
• pcodes: P261 - P264 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Clase de almacenamiento: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable