Platinum Wire in Glass Tube for Flame Testing Ends_Round Designed for science experiments but

Designed for science experiments but can also be used in heaters and electrical appliances

Spring-loaded vinyl jaws open to 2

Folds flat into a metal pocket frame and opens into a 5x linen tester with an integrated measurement scale

this Hall's car supports dynamics work on inclined planes with weights and pulleys

5-inch bow-style crucible tongs grip hot crucibles firmly against slip while the bow curve clears tall vessel walls during removal from a muffle furnace

Platinum Wire in Glass Tube for Flame Testing Ends_Round Designed for science experiments butPlatinum flame test wire fused into a 5 inch borosilicate glass handle, preferred over iron or nichrome because it contributes no color of its own to the flame.