GFS Chemicals is an ISO 9001:2000 manufacturer and distributor of turbidity standards and instruments. Whether you need instruments, calibration standards or analytical chemicals for your water laboratory, we are your one-stop-shop for quality products technical assistance and friendly, knowledgable customer service. As members of ASTM and Standard Methods Subcommittees we are involved in the continuous improvement of testing methods.

We can help you select the right meter and testing equipment for your application.


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AMCO Clear Turbidity Standards:
Lab Chemicals and Reagents: