A-A-54472
12 August 1991
COMMERCIAL ITEM DESCRIPTION
TIP, PIPET (Plastic, Disposable)
The General Services Administration has authorized the use of this Commercial Item Description.
This Commercial Item Description covers a disposable plastic pipet for use with one type of automatic dispensing pipettors designated as Lancer pipettors.
Salient Characteristics:
Shall be a disposable polypropylene pipet tip for use with Lancer pipettors that dispense precise volumes of liquid reagents.
Shall have a 500 microliter volumetric capacity.
Shall be suitable for use with Lancer pipettors with volumetric dispensing ratings in the range that includes 10 to 5!30 microlit.ers.
Shall be fabricated of polypropylene material with non-wetting characteristics that result in complete dispensing of a liquid reagent. The polypropylene material shall have sufficient optical clarity for a visual check to be made of the level of a liquid reagent that is drawn into the bore by the plunger action of an attached Lancer pipettor.
Shall be designed to fit Lancer pipettor. When attached to a Lancer pipet.tor and positioned vertically, the liquid level of ranted volume drawn into the bore (for the appropriate volumetric size pipettor) shall not make contact with the pipettor nozzle.
Workmanshp. The pipet tip shall be free from defects which detract from its appearance or impair its serviceability.
Unit. Package (PG). One package containing one thousand pipet tips, as specified, constitutes one unit.
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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