What chlorine standards are available for checking the accuracy of chlorine measurements?

Document ID

Document ID TE194

Published Date

Published Date 12/11/2018
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Question
What chlorine standards are available for checking the accuracy of chlorine measurements?
Summary
Standard solutions for checking accuracy on chlorine methods
Answer
Hach carries both primary and secondary standards for chlorine verification:

Primary standard solutions have a known concentration of chlorine. The Hach chlorine standard solutions must be diluted using high-quality deionized water before use.
Chlorine Standard Solution 2mL/ 20 PourRite Ampules 25-30 mg/L Product # 2630020
Chlorine Standard Solution 2mL/ 20 PourRite Ampules 50-75 mg/L Product # 1426820
Chlorine Standard Solution 10mL/ 16 Voluette Ampules 50-75 mg/L Product # 1426810

SpecCheck Secondary Chlorine Standards are used to verify instrument performance. The standards are specific to the programs or instrument modes provided on the Certificate of Analysis (COA).
Low Range Chlorine SpecCheck Standards Product # 2635300
Mid-Range Chlorine SpecCheck Standards Product # 2980500
High Range Chlorine SpecCheck Standards Product # 2893300
 

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