Laboratory Glassware
Glassware for the analysis lab, much of it borosilicate: class A graduated cylinders of 100 and 1,000 ml with spout and a 100 ml cylinder with ground glass stopper, 100 and 400 ml Berzelius beakers, a 1,000 ml wide-neck Erlenmeyer flask, graduated test tubes, pipettes, 40 and 70 mm watch glasses and amber dropper bottles. The 130 mm mortar and pestle are porcelain.
You can change this from “Sort”.
For measuring
| Product | Capacity | Per the description |
|---|---|---|
| class A graduated cylinder with spout | 100 and 1,000 ml | borosilicate glass, no stopper |
| graduated cylinder with ground glass stopper, class B | 100 ml | 1 ml graduations |
| class A graduated pipette, oblique tip | 5 ml | 0.05 ml graduations, ±0.025 ml tolerance, 20 pieces |
| graduated test tube with ground glass stopper | 25 ml | autoclavable |
| graduated round-bottom test tubes | 20 ml | 5 pieces, no stopper |
For preparing and storing
The 400 ml Berzelius beaker is tall, with spout and graduations, 80 mm in diameter and 110 mm high; there is also a 100 ml version. The 1,000 ml wide-neck Erlenmeyer flask has an NS 19/26 joint and white enamel graduations. Watch glasses, 40 and 70 mm, come 10 per pack, as do the 0.7 ml glass dropper pipettes. The amber dropper bottles hold 100 ml, sold singly, or 50 ml, with ground joint and glass stopper, 10 per pack. The glazed porcelain mortar is 130 mm and holds 400 ml. Microscope slides are in microscope slides and cover slips, and disposable containers in specimen collection containers.
Frequently asked questions
How do the graduated cylinders in this category differ?
The 100 and 1,000 ml cylinders are class A borosilicate glass, with a pouring spout and no stopper. The 100 ml cylinder with ground glass stopper is class B, with 1 ml graduations.
Which dropper bottles are available?
Amber dropper bottles of 100 ml, sold singly, and of 50 ml, with ground joint and glass stopper, 10 per pack. For dispensing drops there are also 0.7 ml glass pipettes, 10 per pack.
