US$ 139.99
and ray-tracing demos
each with an 8-inch external probe on a 36-inch cord for class-wide temperature measurement from -50 to 300°C at ±1°C accuracy
the optical-grade crown body producing low-dispersion baseline measurements in refraction comparison studies
Pack of 10 glass dropping pipettes with narrow mouths holds 1
1 gram accuracy on this portable electronic balance
Brass Filter Pump Item Type_Tray and ray-tracing demosBrass water aspirator filter pump creates vacuum for Buchner filtration by connecting to a laboratory faucet, without requiring an electrical pump.
US$ 139.99
US$ 117.50
US$ 74.99
US$ 164.95