Editor-in-Chief Elisabeth Lisican showcases a handful of features to read in the April 2017 issue of Water & Wastes Digest.
Easily measure the concentration of sludges or slurries without color affecting the reading using the Model 502 suspended solids meter. Using ultrasound, the meter can be used in open-top tanks or pipelines. It measures slurries too thick for optical methods. Safe ultrasound requires no permits to operate and can be used to measure slurries that are too thick for optical meters. Markland offers free testing of your samples.