Tubing Length: 4

2000-19000 is recommended for measuring LUX in aquarium

Microplastic Reduction - Reduces reliance on bottled water

This rugged meter is designed to take knocks

98% of copper

Hanna Instruments Magnetic Stir Bars Pack of 10 - HI731319 Agriculture Testing Tubing Length: 4HI731319 is a set of 10 magnetic stir bars that are used with a magnetic stirrer whether independent or built into a meter. Each stir bar is coated with polytetrafluoroethylene (PTFE ) to provide chemical resistance to a wide variety of chemicals including aggressive substances. Chemically resistant PTFE coating Small size (1 " x 0. 3 ") 10 piece set The HI731319 set of 10 magnetic stir bars made for a variety of applications. Used in a laboratory