1.02409

Zinc

volumetric standard, secondary reference material for complexometry, traceable to NIST SRM Certipur^® Reag. Ph Eur

• Sinónimos: Zinc
• Número CAS: 7440-66-6
• UNSPSC Code: 11101719
• EC Index Number: 231-175-3
• NACRES: NA.24
• MDL number: MFCD00011291

Propiedades

• Quality Segment: 300
• agency: ISO 17025, reag. Ph. Eur.
• form: solid
• technique(s): titration: suitable
• bp: 906 °C/1013 hPa
• mp: 419 °C
• density: 7.13 g/cm³ at 20 °C
• application(s): cosmetics; food and beverages
• storage temp.: 15-25°C
• SMILES string: [Zn]
• InChI: 1S/Zn
• InChI key: HCHKCACWOHOZIP-UHFFFAOYSA-N

Descripción

General description

Zinc volumetric standard is manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.

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

In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in complexometric titrations, according to USP and Ph. Eur.

Features and Benefits

• Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
• Certified reference material according to ISO 17034
• High-purity material traceable to NIST SRMs
• Qualified in a DIN EN ISO/IEC 17025 accredited laboratory
• In accordance with the chapter reagents of USP and Ph. Eur
• High-quality offering accurate titer determinations

Packaging

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

Legal Information

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

Información de seguridad

• Pictogramas: GHS09
• Palabra de advertencia: Warning
• Códigos de peligro: H410
• Indicaciones de precaución: P273 - P391 - P501
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1
• Clase de almacenamiento: 11 - Combustible Solids
• Punto de inflamación (°F): Not applicable
• Punto de inflamación (°C): Not applicable