HF Scientific

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  • ProCal Turbidity Standards for the Hach 2100AN Turbidimeter

    HF Scientific

    ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100AN Laboratory Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by…

  • ProCal Turbidity Standards for the Hach 2100Q Turbidimeter

    HF Scientific

    ProCal Primary Turbidity Standards have been certifiedby HF Scientific for use in the Hach® 2100Q Portable Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by the EPA,…

  • ProCal Turbidity Standards for the Hach 2100N Turbidimeter

    HF Scientific

    ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100N Laboratory Turbidimeter. No formazin is used, making the standards safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by…

  • ProCal Turbidity Standards for the Hach 2100P Turbidimeter

    HF Scientific

    ProCal Primary Turbidity Standards have been certified by HF Scientific for use in the Hach® 2100P Field Turbidimeter. No formazin is used, making them safer, easier to use, accurate and less expensive that the equivalent Hach® product. In addition to being approved by the EPA,…

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