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Key Documents

BX16341

Supelco

Buffer pH 4.0 Clear

certified reference material

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About This Item

分類程式碼代碼:
41116107

等級

certified reference material

品質等級

CofA

current certificate can be downloaded

包裝

pkg of 500 mL

應用

environmental
food and beverages
general analytical
industrial qc

格式

mixture

儲存溫度

15-25°C

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 Clear 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

水污染物質分類(WGK)

nwg

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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分析證明 (COA)

Lot/Batch Number

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