$7.75 – $13.75
Support Ring, Cast Iron resists breakage and is acid resistant making it a must have for any laboratory. The thumbscrew in the clamp locks the ring tightly to a support stand.
Test tube clamps hold fast to test tubes for safe handling.
3x/6x magnifier. 50mm diameter, dual lens.
Made of acrylic dia. 35 mm two magnifier 3x and 5x bui...
The ability to taste PTC is a hereditary trait and varies with each individual. PTC paper, which is ...
Jumbo roll for easy to read color charts. Dimensions: 50 ft. x 0.5 in. (15.2m x 1.27cm)