United Scientific

Double convex lens with 50mm diameter and 500mm focal length. Made from plate glass, with carefully ground and polished optical surfaces, and cleanly ground edges. Pack of 4

Handy for storage for sterilization of instruments, these durable polypropylene trays include covers that fit snugly into groves molded into the trays. Can be used to sterilize small instruments...

Helium Spectrum Tube

Sturdy, economical and convenient racks for samples stored in vials. Autoclavable at 120° Celsius for 20 minutes. Can be stacked when not filled, for easy storage. Each well features a drainage hole...

Double Walled Calorimeter