Black Phenolic Open Top Screw Caps, Thread 18-400, pkg of 200 ea, Z188840, Supelco (CAT#: STEM-L-1596-Y)

It is autoclavable, easy sterilization, is used as a closure type for the containers used to contain substances in order to prevent contamination.

Material: black phenolic cover
Features: closed black phenolic hole cover
Packing: pkg of 200 ea
Accessories: suitable for 18-400 thread

Brand® Cap for Uv-Cuvette Micro, Yellow, BR759241, BRAND (STEM-L-0423-Y)
Black Plastic Caps, Thread 20-400, pkg of 500 ea, Z188824, Supelco (STEM-L-1591-Y)
Brand® Centrifuge Tube Caps, for 30mL Tubes, Z641251, BRAND (STEM-L-0409-Y)