"WardsSci000479"

Low-density polyethylene bottles and spouts with sealer caps that snap on securely. Spout openings are standard 0.030" and can be enlarged with scissors.

Educational Materials, Mechanics, Black heavy, 45 meter spool

These stoppers are made of a superior grade of rubber that has softness, resiliency, and durability.

Our high-quality borosilicate beakers meet ASTM standards at a great value.

General use jar, Capacity: 4 oz.

Leak-proof.

Excellent started set with a wide variety of plasticware.

Vente

Cool-to-the-touch 50 ml to 250 ml with grounded stainless steel earth screen covering the element and double fused for added safety.

The semi-permeable membrane, created from a natural source of cellulose, allows passage of particles up to 14000 Da.

These 15 ml PYREX® culture tubes are supplied with deep-form 15-415 GPI threaded phenolic caps to facilitate handling and sealing after autoclaving.