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These fans come in various sizes
Gypsy Moth
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8 gram per gallon for prevention
Basic pH Meter shoe-cover These fans come in variousBasic pH Meter #840087 Simple to operate and works with any electrode with a BNC connector. Measures the full 0 to 14 pH range with a high 0. 01 pH resolution. Features 3 pt. calibration, hold function available, fold out easel back and a tripod screw. Comes with a 9V battery, calibration tool, and full instructions. PROBE NOT INCLUDED. Basic pH Meter Kit #840088 Includes everything necessary for immediate field use: Basic pH Meter 840087 Epoxy body,
US$ 170.00
US$ 175.00
US$ 40.00
US$ 44.00
US$ 44.00
