Merck
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1.06664

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Sodium tartrate dihydrate

Certified Reference Material for Karl Fischer Titration 15.66% Aquastar®

Synonym(s):
Sodium tartrate dihydrate, di-Sodium tartrate dihydrate, Tartaric acid sodium salt dihydrate
Empirical Formula (Hill Notation):
C4H4Na2O6 · 2H2O
CAS Number:
Molecular Weight:
230.08
Número MDL:
Número índice de la CE:
212-773-3

grado

certified reference material

Nivel de calidad

Agency

ISO 17025, 17034

Línea del producto

Aquastar®

formulario

solid

technique(s)

Karl-Fischer titration: suitable
titration: suitable

pH

8 (25 °C, 50 g/L in H2O)

solubilidad

290 g/L

densidad

1.82 g/cm3

densidad aparente

460 kg/m3

formato

neat

temp. de almacenamiento

15-25°C

Descripción general

Sodium tartrate dihydrate is a solid standard with 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.

Aplicación

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.

Envase

100 g
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

Características y beneficios

  • 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

Ligadura / enlace

Replaces: 1.06664.0100

Información legal

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

Código de clase de almacenamiento

11 - Combustible Solids

WGK

WGK 1

Punto de inflamabilidad F

Not applicable

Punto de inflamabilidad C

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

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