Test Tube pH Pens Please Select an Option::850066 | Test Tube pH Pen w/Flat Tip Fuel Efficiency: Equipped with advanced

Fuel Efficiency: Equipped with advanced fuel-saving technology

Place plant into the planting hold and backfill with soil

Quantanium Tumbler Upgrade: These machines are purposely designed to process both wet and dry plants

it can be used from seedling to harvest

reduced plant growth

Test Tube pH Pens Please Select an Option::850066 | Test Tube pH Pen w/Flat Tip Fuel Efficiency: Equipped with advancedFits standard test tubes 16 x 50 mm or larger. Highly stable and accurate readings with a large LCD display. Designed for simple one hand operation. Automatically calibrates to pH 4, 7 and 10 buffers and can be adjusted to recognize some other non standard buffers as well. Features hold function, and auto power off with low battery indicator. General Purpose Glass Probe: EPA compliant for labs and wine Penetration Probe: for food & soil Flat Tip