1、Designation:D665405(Reapproved 2010)Standard Test Method forBasic Storage Stability of a Mechanical Pump Dispenser1This standard is issued under the fixed designation D6654;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of
2、last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method covers the determination of the basicstorage stability of a mechanical pump dispenser with aproduct.1.2 Th
3、is test method covers an evaluation of the weight lostduring storage of mechanical pump dispensers(spray or flowtypes)with a product.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establis
4、h appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D2063 Test Methods for Measurement of Torque Retentionfor Packages with Continuous Thread ClosuresD3890 Test Method for Number of Strokes to Pr
5、ime aMechanical Pump DispenserD4336 Test Methods for Determination of the Output PerStroke of a Mechanical Pump DispenserE122 Practice for Calculating Sample Size to Estimate,WithSpecified Precision,the Average for a Characteristic of aLot or Process3.Significance and Use3.1 Determining the storage
6、of a mechanical pump dis-penser for consumer usage.Products of consumer usage are ofthe personal care,household,insecticides,food,automotive,and institutional nature.Pharmaceutical and cosmetic productsincluding perfume are not covered under this practice.4.Apparatus4.1 Containers,that will allow th
7、e mechanical pump dis-penser to be affixed to them(see Note 1)and also be capableof containing product for a period of time at various environ-mental conditions(see Note 2).NOTE1If possible,the actual container to be marketed should beused.4.2 Product,a sufficient amount to fill the number ofcontain
8、ers in accordance with 4.1,reference 10.2.4.3 Balance,with direct reading to 0.01 g.Top loading oranalytical style is recommended.4.4 Environments,where the mechanical pump dispenserand product will be kept during the test period.4.4.1 Ambient Area,maintained at 23 6 3C(73 6 5.4F).4.4.2 Oven(45C),ma
9、intained at 45 6 3C(113 6 5.4F).NOTE2The oven temperature can be changed according to productformulation.If different temperatures are used,this should be noted in thetest report discussed in 11.1.4.4.3 Cycle Chamber,optional,alternating 5 to 50C(41 to122F)every 24 h.4.5 Oven-Safe Tray,with absorben
10、t paper towels laid in thetray.4.6 Food Coloring or Dye,optional.5.Precautions5.1 Appropriate handling considerations should be given toflammable,toxic,caustic,or other potentially hazardous ma-terial used.When testing at any temperature,safety should bethe number one consideration and special atten
11、tion should beused on the flash points of the products tested.6.Sampling6.1 Based upon the desired precision,sampling shall beperformed in accordance with Practice E122.6.2 In the absence of any special sampling plan,perfor-mance shall be based on not less than the number of represen-tative specimen
12、s exposed to any of the environmental condi-tions as specified in Section 9.7.Test Specimens7.1 Test specimens shall be clean,dry,and previouslyunused mechanical pump dispensers.1This test method is under the jurisdiction of ASTM Committee D10 onPackaging and is the direct responsibility of Subcommi
13、ttee D10.33 on MechanicalDispensers.Current edition approved Oct.1,2010.Published March 2011.Originallyapproved in 2001.Last previous edition approved in 2005 as D6654 05.DOI:10.1520/D6654-05R10.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at ser
14、viceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 8.Conditioning8.1 If possible,condition the test specimens at
15、 23 6 3C(736 5.4F)for not less than 4 h.If the test specimens are notconditioned at the recommended temperature and humidity,this should be noted in the test report discussed in section 11.1.8.2 Test pumps should be tested no sooner than 24 h afterassembly when possible.If pumps are not conditioned
16、at therecommended time,this should be noted in the test reportdiscussed in 11.1.9.Test Specimen Preparation9.1 Prepare a minimum of twelve unprimed mechanicalpump dispensers with product and containers to be used forevaluation.9.1.1 Label all of the assembled units with the productname,any safety hazards for the product,name of thetechnician completing the test,and the test number or means ofidentifying the test along with the following:9.1.1.1 Minimum three units labeled,“Upright,Ambient.”9.1.1