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The PRS® probes provide a dynamic measure of soil nutrient bioavailability and are very cost effective, as they measure up to 15 nutrients simultaneously. In fact, when expressed in terms of price per nutrient data point, it is a much cheaper alternative to traditional soil testing.

Standard Research Service

We provide research clients with the PRS® probes required to conduct a study and the analysis of these probes after they have been used.

• Complete analysis: NO₃^--N, NH₄⁺-N, P, K, S, Ca, Mg, Mn, Al, Fe, Cu, Zn, B, Pb, Cd. Request the current price.
• Anion-only analysis: NO₃^--N, P, S, Al, Fe, Mn, Cu, Zn, B, and Pb. Request the current price.