1.02409

Zinc

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

• 別名: Zinc
• 実験式（ヒル表記法）: Zn
• CAS番号: 7440-66-6
• 分子量: 65.39
• MDL番号: MFCD00011291
• UNSPSCコード: 41116107
• EC Index Number: 231-175-3
• NACRES: NA.24

特性

• 認証: ISO 17025; reag. Ph. Eur.
• 品質水準: 300
• 形状: solid
• テクニック: titration: suitable
• bp: 906 °C/1013 hPa
• mp: 419 °C
• 密度: 7.13 g/cm³ at 20 °C
• 保管温度: 15-25°C
• InChI: 1S/Zn
• InChI Key: HCHKCACWOHOZIP-UHFFFAOYSA-N

詳細

詳細

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.

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

アプリケーション

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.

特徴および利点

• 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
• Accompanied by a certificate of analysis (CoA)

包装

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

法的情報

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

安全性情報

• ピクトグラム: GHS09
• シグナルワード: Warning
• 危険有害性情報: H410
• 注意書き: P273 - P391 - P501
• 危険有害性の分類: Aquatic Acute 1 - Aquatic Chronic 1
• 保管分類コード: 11 - Combustible Solids
• WGK: WGK 2
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable