1.06664

Sodium tartrate dihydrate

Certified Reference Material for Karl Fischer Titration 15.66% Aquastar^®

• Synonyme(s) : Sodium tartrate dihydrate, di-Sodium tartrate dihydrate, Tartaric acid sodium salt dihydrate
• Formule empirique (notation de Hill): C₄H₄Na₂O₆ · 2H₂O
• Numéro CAS: 6106-24-7
• Poids moléculaire : 230.08
• Numéro MDL: MFCD00150035
• Code UNSPSC : 41115601
• Numéro de classement CE : 212-773-3

Propriétés

• Qualité: certified reference material
• Niveau de qualité: 300
• Agence: ISO 17025, 17034
• Gamme de produits: Aquastar^®
• Forme: solid
• Technique(s): Karl-Fischer titration: suitable; titration: suitable
• pH: 8 (25 °C, 50 g/L in H₂O)
• Solubilité: 290 g/L
• Densité: 1.82 g/cm³
• Masse volumique apparente: 460 kg/m³
• Format: neat
• Température de stockage: 15-25°C
• InChI: 1S/C4H6O6.2Na.2H2O/c5-1(3(7)8)2(6)4(9)10;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;2*1H2/q;2*+1;;/p-2/t1-,2-;;;;/m1..../s1
• Clé InChI: FGJLAJMGHXGFDE-DGFHWNFOSA-L

Description

Description générale

Sodium tartrate dihydrate is a solid standard with a water content of 15.66% determined by the technique of loss on drying at 150°C. Its preparation from high-purity reagents and analysis is completed in an ISO/IEC 17025 and ISO 17034 accredited calibration laboratory.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

The sodium tartrate dihydrate CRM is used for the standardization of volumetric Karl Fischer titrants according to European Pharmacopeia (Ph.Eur.) chapter 2.5.12 “Water Semi-Micro Determination”, United States Pharmacopeia <921> “Water Determination” and ISO 760.

Caractéristiques et avantages

• Available in a secure plastic bottle
• Subjected to stability and homogeneity studies following ISO 17034 and ISO Guide 35
• High-quality offering accurate and reliable results
• Accompanied with a comprehensive and batch-specific certificate of analysis (CoA) for an effective quality management system
• Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory

Conditionnement

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals.

Liaison

Replaces: 1.06664.0100

Informations légales

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

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable