US$ 900.00
just over 1
Aluminum strip testing clamp with wing-nut fixing
Black rubberized vinyl halter apron at 15 by 22 inches fits smaller frames with waterproof chemical-resistant coverage and a smooth
die cast zinc - Made to last
and wax candle for student investigations of oxygen consumption during combustion in general chemistry lessons
Translucent Polypropylene Petri Dish with Lid, 12-Pack Chemistry_Charts & Models just over 1Twelve matched translucent polypropylene Petri dishes with lids equip a full class for parallel microbiology and biology culture exercises.
US$ 900.00
US$ 15000.00
US$ 1400.00
US$ 999.00
US$ 10450.00
US$ 5000.00
US$ 3500.00