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Conductivity Standards
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Hach conductivity standards are available in a variety of packaging sizes - from bulk 20 L containers down to single-use 20-mL Singlets for on-site analyis. Singlets assure freshness and eliminate the possibility of contamination. All standards are NIST traceable.
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For applications where accuracy is critical, Radiometer brand IUPAC standards are also available. Each IUPAC standard is supplied with a Certificate of Conformity and Traceability.