The following are the most frequently requested tests. Whatever your requirements, NAS has earned a solid reputation for satisfying client freshwater sediment testing needs. If the test you need is not listed, please inquire.
Chironomid larvae
10-day solid phase tests with the amphipod Hyalella azteca; survival and (optional) growth endpoints 10-day solid phase tests with the midge Chironomus tentans; survival and growth endpoints Hyalella azteca 28-day or life cycle tests 14-day solid phase tests with Hyalella azteca; survival and (optional) growth end points Chironomus tentans 20-day survival and growth or life cycle tests Bioaccumulation studies with freshwater clams (Corbicula) and annelid worms (Lumbriculus) Elutriate tests using daphnids or other organisms