US$ 20.00
Twelve-pack of 7
Pack of 250 disposable Pasteur pipettes in soda glass provides single-use transfer tools for laboratory sample handling and dispensing
low-friction enough to minimize error in pulley
Available in 13mm
Neulog Triple-Capacity Battery Unit, 2300mAh Category_Chemicals Twelve-pack of 7Triple capacity 2300mAh rechargeable battery unit powers data logging sensor modules for extended field collection and classroom experiments.
US$ 20.00
US$ 12.50
US$ 549.50
US$ 80.00