Residual Chitosan Lactate Field Test Instructions Manual

A one liter (1000mL, or ~1qt.) wide mouth container is provided for sample collection. Collect 1L of sample into this clean container. The sample should be fairly clear and of low turbidity, less than 10 Nepthalometric Turbidity Units (NTU.) Collect the sample from the outflow area of the treatment system. For passive treatment, collect the sample in the outflow (outfall) Place 5 drops of color enhancement solution into the sample, then mix by stirring or gently swirling with the lid on Sample Collection 25 mm filter Place tabs in slots with the lid on. You do not need to pH adjust the sample. This test can be run at virtually any pH, usually pH 2-10.