crimp neck 20ml clear ptfe septa hs vials type
20ml HS-Vial, clear, Crimp Neck, long neck, flat bottom
20ml Headspace-Vial, 75.5 x 22.5mm, clear glass, 1st hydrol. class, DIN-Crimp Neck, long neck, flat bottom
hs vials nd20 crimping ptfe septa rounded bottom-Crimp Vial
Headspace crimp vials, ND20. Clear and amber glass vials with a rounded or flat bottom, and volumes from 5 to 20 ml and closures. A rounded bottom vial is more sturdy and resistant to high pressure during the heating process.
Aijiren Tech™ 20mL Clear EPA Vial Kit, ...
