BOTTLES [Wash Bottles]: Polyethylene, Polypropylene

BOTTLES [Wash Bottles]: Polyethylene, Polypropylene, 250ml, 500ml

(Wikipedia excerpt: ..."A wash bottle [B} is a squeeze bottle with a nozzle, used to rinse various pieces of laboratory glassware, such as test tubes and round [B} flasks... are sealed with a screw-top lid. When hand pressure is applied to the ..., the liquid inside becomes pressurized and is forced out of the nozzle into a narrow stream of liquid.  Most wash bottles are made up of polyethylene, which is a flexible solvent-resistant petroleum-based plastic. Most ...contain an internal dip tube allowing upright use.

These may be filled with a range of common laboratory solvents and reagents, according to the work to be undertaken. These include deionized water, detergent solutions and rinse solvents such as acetone, isopropanol or ethanol. In biological labs it is common to keep sodium hypochlorite solution in a wash bottle to disinfect unneeded cultures...

The use of these helps researchers control and measure the precise amount of liquid used. In addition, unwanted substances or particles cannot pass through them...[2] The use of these is more convenient than using beaker and graduated cylinders...")

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