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ProCal Primary Turbidity Standards for use with the Hach® 2100N Laboratory Turbidimeter

ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach® 2100N Laboratory Turbidimeter.

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ProCal Primary Turbidity Standards for use with the Hach® 2100P Field Turbidimeter

ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach® 2100P Field Turbidimeter.

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ProCal Primary Turbidity Standards for use with the Hach® 2100Q Portable Turbidimeter

ProCal Primary Turbidity Standards have been certified by HF scientific for use in the Hach® 2100Q Portable Turbidimeter.

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ProCheck-S Solid Validation Turbidity Standards

The ProCheck-S Solid Validation Standards are used as a quick and convenient "check" to determine if a Primary Calibration is needed prior to the next regularly scheduled primary calibration. Designed for use with HF scientific turbidimeters, they can be used as often as needed and will last for many years.

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UVT-15 Portable UV %Transmission Photometer

Designed to provide the accuracy demanded by today's user, the UVT-15 UV %Transmission Photometer is ready to meet the challenge.

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Industry News

Feb 05, 2018

The MTOL+ is a next generation, standards compliant turbidimeter designed with water treatment operators in mind.

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Service & Repairs

Please request a Return Material Authorization(RMA) number before sending an instrument in for repair.

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