Hydroponics 4-Way Test Kit, Maintain proper nutrient balances and achieve optimum growing conditions in soil-less systems. Test for pH and three key nutrient factors, Applications: Soil, Environmental Education, Model HP-1, approximately 50 tests each.
Test Tube, PYREX* 3mL, 10x75mm, are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically stable. These tubes have a white marking spot. Beaded rims are fire-polished.
Neutral Litmus pH test paper tests for Neutrality of a solution, or its acidity or alkalinity, does not come with a color chart, test strip will turn red if dipped into an acidic solution (pH <7) or blue if dipped into an alkaline solution (pH >7), Size: 100 test strips
Kit developing a new flu prevention drug, Conduct simulated laboratory tests and analyze data to determine new flu prevention drug is safe and effective. Learn clinical trials process and clinical research, Refill pack contains all materials to refill 10 kits