94676

Citric acid

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

• Linear Formula: HOC(COOH)(CH₂COOH)₂
• CAS Number: 77-92-9
• Molecular Weight: 192.12
• Beilstein: 782061
• EC Number: 201-069-1
• MDL number: MFCD00011669
• UNSPSC 코드: 41116107
• eCl@ss: 39021801
• PubChem Substance ID: 329770375
• E 번호: E330
• NACRES: NA.24

속성

• Grade: certified reference material
• Quality Level: 300
• grade: TraceCERT^®
• 유통기한: limited shelf life, expiry date on the label
• expl. lim.: 8 %, 65 °F
• 제조업체/상표: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• 기술: HPLC: suitable; gas chromatography (GC): suitable
• pKa: (1) 3.13, (2) 4.76, (3) 6.4
• mp: 153-159 °C (lit.)
• 응용 분야: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• 형식: neat
• SMILES string: 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)
• InChI key: KRKNYBCHXYNGOX-UHFFFAOYSA-N

설명

일반 설명

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

애플리케이션

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

포장

Bottomless glass bottle. Contents are inside inserted fused cone.

법적 정보

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

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H319,H335
• 예방조치 성명서: P261 - P264 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable