Nitrite (Low Range) Reagent for YSI pHotoFlex Colorimeter

Model NO2-1 TP, Powder pack reagent, 10 ml, pack of 100. Range: 0.002 to 0.300 mg/L NO2-N; 0.007 to 0.985 mg/L NO2.

YSI Model 9300 Photometer Kit

$1,372.15

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YSI Model 9500 Photometer Kit

$1,764.24

LaMotte SMART3 Colorimeter

$1,191.78

YSI Photometer Reagent, Zinc

From $23.39