The T200-1 Turbidity Standard Solution Kit is suitable for Apera Instruments infrared turbidimeters (TN400 and TN480).

• Consists of four vials AMCO Clear® turbidity standard solutions (20.0 NTU, 100 NTU, 400 NTU, 800 NTU; 20ml each).
• AMCO Clear® is an EPA approved primary standard for turbidity sensor calibration that is safe, non-toxic and disposable. It is easy to use, requires no dilution or resuspension, and is available in a wide range of values.
• The standards have a guaranteed shelf life of one year, even if you have opened the bottle and not tightly closed again.
• The convenient submicron polymer suspensions are non-toxic primary calibration standards approved by the US EPA for drinking water analysis for turbidity.

*Store at room temperature. Never freeze.