Online checkout is currently available in the U.S. Contact us to make a purchase if you live in other countries!

Visit WelchLab for a comprehensive collection of laboratory consumables, including glassware, plasticware, and more!

All products

8228 products
20mL Amber Glass 22.5×75mm Crimp Headspace Vial. 20mm Beveled Edge. Rounded-flat Bottom. Short Neck. 100pcs/pk.
$30.05 USD
$30.05 USD
20mL Amber Glass 22.5×75mm Precision Screw Headspace Vial, 100 pcs/pk.
$36.17 USD
$36.17 USD
20mL Amber Glass 27.5×57mm 24-400 Screw Thread Sample Vial. 100 pcs/pk.
$31.16 USD
$31.16 USD
20mL Clear Glass 22.5×75mm Crimp Headspace Vial with Writing Spot with Scale. 20mm Beveled Edge. Flat Bottom. 100pcs/pk.
$37.84 USD
$37.84 USD
20mL Clear Glass 22.5×75mm Crimp Headspace Vial. 20mm Beveled Edge. Flat Bottom. 100pcs/pk.
$26.71 USD
$26.71 USD
20mL Clear Glass 22.5×75mm Crimp Headspace Vial. 20mm Beveled Edge. Rounded-flat Bottom. 100pcs/pk.
$28.94 USD
$28.94 USD
20mL Clear Glass 22.5×75mm Crimp Headspace Vial. 20mm Beveled Edge. Rounded-flat Bottom. Short Neck. 100pcs/pk.
$28.94 USD
$28.94 USD
20mL Clear Glass 22.5×75mm Precision Screw Headspace Vial, 100 pcs/pk.
$35.06 USD
$35.06 USD
20mL Clear Glass 27.5×57mm 24-400 Screw Thread Sample Vial. 100 pcs/pk.
$31.16 USD
$31.16 USD
20mL Clear Glass Scintillation Vial 27.5×57.5mm with 22-400 White Closed Top PP Cap and PE Liner. Vial+Cap+Septa are pre-assembled together. Packed with dividers. 100pcs/pk.
$77.00 USD
$77.00 USD
20mL Clear Glass Scintillation Vial 27.5×57.5mm with 22-400 White Closed Top PP Cap and Silver Aluminum Foil Liner. Vial+Cap+Septa are pre-assembled together. Packed with dividers. 100pcs/pk.
$77.00 USD
$77.00 USD
20mL Disposable HPLC Laboratory syringe, 100pcs/pk.
$29.00 USD
$29.00 USD
Made from high-quality PP material, it has excellent chemical resistance. All batches of this product are produced in a clean environment that complies with the ISO 9001 standard. In addition, all...
20mm Moulded Grey Butyl Septa both rings 3.0mm Thick. 100pcs/pk.
$16.69 USD
$16.69 USD
20mm Moulded Grey Butyl Septa one ring 3.0mm Thick. 100pcs/pk.
$13.91 USD
$13.91 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/Blue Silicone Septa 3mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/Blue Transparent Silicone Septa 3mm Thick (UltraClean). 100pcs/pk.
$55.65 USD
$55.65 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/Natural Silicon Septa, 3.0mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/Natural Silicone Septa 2.5mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/White Silicon Septa, 3.0mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm White PTFE/Blue Silicone Septa 3mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm White PTFE/Blue Transparent Silicone Septa 3mm Thick (UltraClean). 100pcs/pk.
$55.65 USD
$55.65 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm White PTFE/White Silicon Septa, 3.0mm Thick. 100pcs/pk.
$32.27 USD
$32.27 USD
20mm Open Top Aluminum Crimp Cap (10mm hole) with Moulded Grey PTFE/Butyl Septa one ring 3.0mm Thick. 100pcs/pk.
$61.21 USD
$61.21 USD
20mm Open Top Bi-Metallic Crimp Cap (8mm hole) Blue & Silver with 20mm Natural PTFE/Natural Silicone Septa 3mm Thick. 100pcs/pk.
$41.73 USD
$41.73 USD