DOD A-A-53180-1987 SEALER-HOLDER CAPILLARY TUBE《毛细管密封固定器》.pdf
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1、A-A-53180 bb m 7777774 0010752 O m A-A-5 3 18 O 14 September 1987 COMMERCIAL ITEM DESCRIPTION SEALER-HOLDER, CAPILLARY TUBE The General Services Administration has authorized the use of this commercial item description. This commercial item description covers a plastic disposable tray containing a t
2、rough of sealant material for flameless sealing of blood filled microhematocrit tubes. Salient characteristics: Shall be a disposable plastic tray containing sealant material that is suitable for both flameless sealing of blood-filled microhematocrit tubes and retention of the sealed tubes until the
3、y are ready to be centrifuged. Shall be a disposable 24 place sealer-holder for flameless sealing of blood filled microhematocrit tubes having internal diameters ranging from 0.8 to 1.85 millimeters. Shall effectively seal and retain an inserted microhematocrit tube in a vertical position until it i
4、s ready for centrifuging. Shall consist of a rigid, flat bottomed plastic tray with a trough (compartment) containing sealant material that is white in color. Shall be-supplied with protective covering that: 1. Cov,ers the sealant material. 2. Adheres to the tray so that it does not s-lip off, but c
5、an be easily removed when the tray is ready for use. The sealant material shall be white in color to provide ready contrast with a blood column. The sealant material shall be a putty-like material that is: 1. Sufficiently plastic and pliable to allow insertion, - plugging, and retention of microhema
6、tocrit tubes. 2. Free of lumps, gritf .and any impurities which may interfere with laboratory procedures. AMSC N/A FSC 6640 DISTRIBUTION STAVEMENT A. Approved for public release; distribution is unlimited. . lof4 Licensed by Information Handling ServicesWhen a blood filled microhematocrit tube is pu
7、shed into the sealant with a slight twist, the sealant shall form a small plug in that end of the tube which: 1. 2. Seals that end of the tube against leakage. Does not dislodge or spin out during centrifuging. The overall dimensions of the tray shall be nominally 4-7/8 long by 1-13/16 wide by 5/16
8、high (inches). tray shall be permanently and distinctly numbered from 1 to at least 24. The numbering shall be spaced so that: The topside of the 1. Each numbered sector can accommodate two microhematocrit tubes in the trough. 2. Each inserted microhematocrit tube can be identified in terms of where
9、 its being positioned with respect to one of the numbered sectors. Suitable instructions shall be supplied on the proper use of the sealer-holder with microhematocrit tubes. Instructions may be supplied with each sealer-holder or as an insert in the unit package. Workmanship. The sealer-holder shall
10、 be free from defects which detract from its appearance or impair its serviceability. Unit. Package (PG). One package containing six sealer-holders, as specified, constitutes one unit. I Quality Assurance Provisions. Responsibility for inspection. Unless otherwise specified in the contract or purcha
11、se order, the contractor is responsible f,or the performance of all inspection requirements as specified herein. purchase order, the contractor may use his own or any facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Go
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