Aluminum-Backed Thermometer, -30 to 110°C, 6.5 x 1", 5-Pack Subcategory_Eye Protection these hexagonal ABS plastic protectors

these hexagonal ABS plastic protectors shield 500mL graduated cylinders from tip-over damage in busy teaching labs

this 125mL translucent polyethylene wash bottle features a flexible delivery tube for targeted solvent application

A fully adjustable vibrator system is incorporated and spark suppression capacitors are housed in the base

19/26 plastic stopper

the balanced position locating the photometric midpoint between two unequal light sources

Aluminum-Backed Thermometer, -30 to 110°C, 6.5 x 1", 5-Pack Subcategory_Eye Protection these hexagonal ABS plastic protectorsFive pack of dual scale aluminum backed spirit thermometers each 6. 5 by 1 inch, reading 30 to 110C and 30 to 230F for classrooms teaching both metric and imperial temperature measurement.