1.02409

Zinc

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

• 동의어(들): Zinc
• 실험식(Hill 표기법): Zn
• CAS Number: 7440-66-6
• Molecular Weight: 65.39
• MDL number: MFCD00011291
• UNSPSC 코드: 41116107
• EC 인덱스 번호: 231-175-3
• NACRES: NA.24

속성

• Agency: ISO 17025; reag. Ph. Eur.
• Quality Level: 300
• 형태: solid
• 기술: titration: suitable
• bp: 906 °C/1013 hPa
• mp: 419 °C
• density: 7.13 g/cm³ at 20 °C
• 저장 온도: 15-25°C
• InChI: 1S/Zn
• InChI key: HCHKCACWOHOZIP-UHFFFAOYSA-N

설명

일반 설명

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.

애플리케이션

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.

특징 및 장점

• 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)

포장

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

법적 정보

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

안전성 정보

• 픽토그램: GHS09
• 신호어: Warning
• 유해 및 위험 성명서: H410
• 예방조치 성명서: P273 - P391 - P501
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable