Secchi Disc with Holding String Lab Equipment_Sterilization Equipment Demonstration-scale electrolyzer sized for whole-class
Secchi Disc with Holding String Lab Equipment_Sterilization Equipment Demonstration-scale electrolyzer sized for whole-classLowers into ponds, lakes, or streams on its holding string until the alternating black and white quadrant pattern disappears, giving a direct field reading of water clarity.
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USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20