Steel rod, zinc-plated support ring with attached boss head clamp and thumbscrew. Ring diameter is 5" and distance from support to center of ring is 4.5".

Student-grade partial immersion thermometer with temperature range of 20° – 110°C, etched in 1° increments. Includes an anti-roll triangle and a reusable plastic storage tube. Contains a kerosene-based column with red dye. The thermometer has a...

Convenient assortment of 13 tuning forks. Contains one each of the following frequencies: 100, 128, 256, 288, 320, 341.3, 384, 426.6, 480, 512, 1024, 2048, and 4096 Hz. Made of aluminum alloy, with frequency and scale letter stamped on each fork.

DOT Container Label, Language English, Container Label/Placard Type Hazardous Class, Hazard Class Class 1 (Explosives), DOT/UN Product Form Label, Message 1.4 Explosive, Label Width 4 in, Label Height 4 in, Material Paper, Package Quantity 500

Graduated cylinder with 100ml capacity and double metric scale. Made from borosilicate glass, with pour spout and heavy, uniform walls. Plastic base and bumper guard included (PP). Calibrated to contain.

Porcelain casserole with 80ml capacity, featuring lip and handle. Casserole measures 35mm tall with a 70mm top outside diameter. Glazed inside and out. Pack of 2

Conductivity Tester

Porcelain casserole with 175ml capacity, featuring lip and handle. Casserole measures 45mm tall with a 90mm top outside diameter. Glazed inside and out. Pack of 2

Glass lens, 75mm in diameter, mounted on a metal frame. Provides 2.5x magnification. Handle is made of bakelite plastic. Pack of 2

High Alumina Crucible,Conical Form,20M

Set of six versatile spring scales can be used to measure forces using push or pull functions, or to weigh a suspended object from the large hook. Includes one each of the following sizes: 250g / 2.5N; 500g / 5N; 1000g / 10N; 2000g / 20N; 3000g / 30N;...

AA cell battery holder with leads is made from unbreakable plastic. Includes curved tabs to prevent the battery from falling out when the holder is inverted. Pack of 13