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Water Sensitive Spray Cards (Pack of 50, 2"x3")

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Item No: TJC
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These Water Sensitive Spray Cards turn blue where water droplets hit them, showing spray density and penetration. Perfect for use in greenhouses, orchards, across field rows, in treetops or to assess spray droplet patterns on new or modified equipment. 50 -2" x 3" cards per pack. USA made.

2017 Reference Guide: Page 290