BX16281

Buffer pH 4.0 Red

certified reference material

• 分類程式碼代碼: 41116107

屬性

• 等級: certified reference material
• 品質等級: 300
• CofA: current certificate can be downloaded
• 包裝: pkg of 500 mL
• 應用: environmental; environmental; food and beverages; general analytical; industrial qc
• 格式: mixture
• 儲存溫度: 15-25°C

描述

一般說明

This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI and higher-order standards from NIST through a continuous chain of comparisons. It is prepared using qualified and calibrated balances that comply with ISO 17025 requirements.

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.

應用

The pH 4.0 Red buffer reference standard is suitable for:

• Calibration of pH meters and electrodes
• Quality control of pH measurements
• Analytical method development and validation

特點和優勢

• Solution that is stable, ready to use, and have long minimumshelf life
• Available in asealed bottle with convenient packaging to protect against contamination
• Accompanied witha certificate of analysis (CoA) for an effective audit
• Achieve precisepH control with this solution, ensuring accuracy in experiments
• Reliable andreproducible results for consistent outcome

包裝

500 ml in Plastic bottle, 20L, 4L

安全資訊

• 儲存類別代碼: 12 - Non Combustible Liquids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable