Fish Scale Envelopes, Pre-Printed Manilla, Pkg/100 Seine Nets This Nitrate Nitrogen Test Kit 2351250 Fish Tagging Gun Select a Mesh Size:NTX190-25 - 190 Micron x 39" x 25" Resolution 1 4000

This Nitrate Nitrogen Test Kit tests for nitrate nitrogen levels using cadmium reduction which undergoes diazotization/coupling to form a pink color

Data Hold function freezes readings for convenient recording

allowing rapid and accurate measurement of particles ranging from 2 mm to 180 mm without the need for bulky laboratory sieves

The TD504 features an attached two-panel helmet-compatible hood with drawcord

Fish Scale Envelopes, Pre Printed Manilla, Pkg 100 Seine Nets This Nitrate Nitrogen Test Kit 2351250 Fish Tagging Gun Select a Mesh Size:NTX190 25 190 Micron x 39" x 25" Resolution 1 4000 This Nitrate Nitrogen Test Kit tests for nitrate nitrogen levels using cadmium reduction which undergoes diazotization coupling to form a pink color Data Hold function freezes readings for convenient recording