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$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.
1" jaw opening. Pack of 4
Jumbo roll for easy to read color charts. Dimensions: 50 ft. x 0.5 in. (15.2m x 1.27cm)
3x/6x magnifier. 50mm diameter, dual lens. Made of acrylic dia. 35 mm two magnifier 3x and 5x built ...
Wide range pH test paper is used for determining the alkaline or acid content of liquid. Solutions...