Glasswares and Plasticwares
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High resistance with THERMAL SHOCK and CHEMICAL ATTACK Low Alkali Content
Borosilicate Glass (Kimax, Pyrex)
Most commonly used Used for Most Beakers, Flasks, Pipets
Borosilicate Glass (Kimax, Pyrex)
6 times stronger than borosilicate
Aluminosilicate Glass (Corex)
Acid Resistant
Vycor (Corning)
Alkali Resistant ; Poor Heat Resistance
Boron free / Soft Glass
High-precision analytic work Optical reflectors Mirrors
High-Silica
used for disposable glasswares contains sodium, silicon, calcium
Flint glass
Decreased exposure to light (Bilirubin)
Low Actinic
PLASTICWARES: Can be autoclaved Used for Pipets, Test tube
Polypropylene
PLASTICWARES: Cannot be autoclaved Disposable pipets, test tubes, test tube rack
Polyethylene
PLASTICWARES: Resistant to shattering Centrifuged tubes, Graduated Cylinder
Polycarbonate
PLASTICWARES: Will crack and Splinter Test tubes, Graduated Tube
Polystyrene
PLASTICWARES: Soft/Flexible but POROUS Used as TUBING
Polyvinyl Chloride
PLASTICWARES: Extremely inert Excellent temperature tolerance Chemical Resistance
Teflon