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Common cap sizes include 33-430 (33mm), 38-430 (38mm), and GL 45 (45mm). Caps range in size from narrow mouthed to wide mouthed and often a glass or plastic funnel is needed to properly fill a reagent bottle from a larger or equal sized container's mouth. Reagent bottle caps are commonly said to be "autoclavable".
Plastic screw caps for bottles Tethered cap that remains attached to the bottle. Screw on closures are the most common bottle caps. They are easy to apply by a wide variety of automated equipment, or they can be applied by hand. The application torque of closures, however, must be controlled in order for the closures to perform properly in the ...
The "Winchester quart" bottle first appeared in the UK in the 19th century with a capacity of two imperial quarts (half an imperial gallon), or exactly 2.273 045 L. [3] At the time, a system of dry capacity measures known as "Winchester" was still in use, while the Winchester bushel is still used in the US.
A screw cap or closure is a common type of closure for bottles, jars, and tubes.. Common screw closures (from left to right): Plastic bottle with plastic screw cap, Dispensing closure for salad dressing (with inner seal), Break-away closure for syrup, Dispensing pump closure, Dispensing closure (with inner seal), Spray pump, Metal closure on glass jar, Child resistant closure, Cap on ...
A bottle of aspirin with a child-resistant cap bearing the instruction "push down & turn to open" Opening many C-R packages involves two dissimilar motions. Child-resistant packaging or CR packaging is special packaging used to reduce the risk of children ingesting hazardous materials. This is often accomplished by the use of a special safety cap.
A screw closure is a mechanical device which is screwed on and off of a threaded "finish" on a container. Either continuous threads (C-T) or lugs are used. Metal caps can be either preformed or in some instances, rolled on after application. Plastic caps may use several types of molded polymer. Some screw tops have multiple pieces.
Tissue culture bottles: to grow or keep alive cells or tissue from a living organism, e.g. stem cells: Tuberculin syringe: as a normal syringe or to perform Mantoux test: ULT freezer: to freeze and storage of specimens Universal container: a cylindrical small glass bottle with a screw cap used as a culture medium holder Vaccine bath
For a leak-tight connection a ground glass joint is used (possibly reinforced using a clamping method such as a Keck clips). Another way to connect glassware is with a hose barb and flexible tubing. Fluid flow can be switched selectively using a valve, of which a stopcock is a common type fused to the glassware.