ASTM E438 Type I, Class A
Borosilicate 3.3
Low-expansion glass for beakers, Erlenmeyer flasks, and test tubes that see heat, detergent, and ordinary bench handling.
View item →V I T R A · Lab Supply
Glassware for the bench.Clear specs. Plain packing.
Beakers, flasks, cylinders, and the plasticware and safety gear that sit beside them.
Borosilicate 3.3
Heat-ready glass
Class A and B
Marked on the piece
Free shipping $150+
Packed for glass
Popular
On most benches
Specifications
Material notes
ASTM E288 Class A
Class A volumetric flasks
One calibration line, stopper included, marked to contain. The 100 mL and 250 mL sizes are the ones on the shelf.
View item →ASTM E1272 Class B
Class B graduated cylinders
Hex base and a pour spout for routine transfers. Use a volumetric flask when the volume has to hit one mark.
View item →Powder-free, medium
Nitrile gloves
Textured fingertips and a beaded cuff for general bench work. Match the glove to the chemical in your own procedure.
View item →The Vitra standard
Borosilicate 3.3
Beakers and flasks meant for heat, washing, and ordinary bench work.
Class on the label
Volumetric flasks are Class A. Cylinders in this catalog are Class B.
Packed for glass
Dividers and void fill. Free shipping on supply orders over $150.
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Glass
Heat, wash, measure. Then replace what chips.
- ✓Spout, joint size, and pack count on every glass page
- ✓Starter set for a first teaching bench
- ✓Gloves, goggles, and tongs stocked beside the glass
- ✓United States shipping, free over $150
Beaker
250 mL
Low-form Griffin. The size most benches start with.
Flask
Class A
One mark. Stopper included. For standards, not for stirring.
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