Turbidity is an important parameter in water quality testing and there are several methods available to perform turbidity measurements. Turbidity meters both benchtop and hand held, turbidity tubes and standards. Imhoff cones for suspended solids.
Secchi Disk, Black & White, With Calibrated Line
Camlab Imhoff Cones and acrylic stand
Palintest Turbidity tube
Palintest Compact Turbimeter plus kit
Palintest Turbidity Tube 13 (Single Tube) 30-500NTU
Palintest Turbidity Tube 26 (Two Tubes) 5-500JTU