ASTM E786-1981(2006) Standard Specification for Dishes Evaporating Platinum《铂蒸发皿》.pdf

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1、Designation: E 786 81 (Reapproved 2006)Standard Specification forDishes, Evaporating, Platinum1This standard is issued under the fixed designation E 786; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A

2、number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers platinum evaporating dishes

3、suitable for water analysis and laboratory use.2. Referenced Documents2.1 Federal Standards:2Fed. Std. No. 123 Marking for Shipment (Civil Agencies)2.2 Military Standards:2MIL-STD-105 Sampling Procedures and Tables for Inspec-tion by AttributesMIL-STD-129 Marking for Shipment and StorageMIL-STD-1188

4、 Commercial Packaging of Supplies andEquipment3. Classification3.1 Types and CapacitiesPlatinum evaporating dishesshall be of the following types and capacities as specified (seeS2.1).3.1.1 Type IShallow form without pour-out spout. Capac-ity: 100 mL.3.1.2 Type IIRegular form with pourout spout. Cap

5、acity:50 mL.3.1.3 Type III125 mL.4. Materials4.1 Unless otherwise specified, the platinum dishes shall bemade of 99.9 % platinum alloyed with not more than 0.4 %iridium.5. Dimensions, Mass, and Permissible Variations5.1 Platinum evaporating dishes shall be either of two types:Type I, shallow dish wi

6、thout pourout spout, having slightlytapered sides and a flat bottom having a minimum thickness of0.16 mm; or Type II, rounded bottom with a pourout spoutconforming to the dimensions in Table 1.6. Workmanship6.1 Platinum evaporating dishes shall be free of defects(scratches, dents, punctures) and con

7、tamination (grease, oil,foreign matter) that detract from their appearance or that willimpair their serviceability.7. Marking7.1 Platinum evaporating dishes shall be permanently andlegibly marked with the name or registered trademark of themanufacturer.8. Keywords8.1 dishes; evaporating; platinum1Th

8、is specification is under the jurisdiction of ASTM Committee E41 onLaboratory Apparatus and is the direct responsibility of Subcommittee E41.01 onApparatus.Current edition approved Nov. 1, 2006. Published December 2006. Originallyapproved in 1981. Last previous edition approved in 2001 as E 786 81 (

9、2001).2Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUPPLEMENTARY REQUIREMENT

10、SThe following supplementary requirements are binding when this specification is used by theDepartment of Defense and the Federal Government for the procurement of platinum evaporatingdishes.S1. SamplingS1.1 Sampling for nondestructive examination shall beconducted in accordance with MIL-STD-105.S2.

11、 Ordering InformationS2.1 Procurement documents should specify the following:S2.1.1 Title, number, and date of this ASTM specification.S2.1.2 Level of packaging and packing required,S2.1.3 Type and capacity (when applicable) of evaporatingdish required, andS2.1.4 Material if other than as specified.

12、S2.2 Suppliers ResponsibilityThe supplier is responsiblefor the performance of all inspection requirements as specifiedherein. Except as otherwise specified, the supplier may use hisown or any other inspection facilities and services acceptableto the government. Inspection records of the examination

13、 andtests shall be kept complete and available to the government asspecified in the contract or order. The government reserves theright to perform any of the inspections set forth in thespecification where such inspections are deemed necessary toensure that supplies and services conform to prescribe

14、d re-quirements.S2.3 Transportation DescriptionTransportation descrip-tion applicable to this item is: Dish, Evaporating, Platinum,Not taken by Freight and Ship only via UPS or Parcel Post.S3. Lotting and SamplingS3.1 A lot shall consist of the platinum evaporating dishesof the same type and the sam

15、e capacity offered for acceptanceat one time, which has been produced by one manufacturerunder essentially the same manufacturing conditions.S3.2 Sampling shall be conducted in accordance with Sec-tion S1.S4. InspectionS4.1 ExaminationSample platinum evaporating dishesand LevelAand commercial packag

16、ing inspection thereof shallbe examined in accordance with the classification of defectsand with MIL-STD-105.S4.1.1 Classification of defects shall be in accordance withTable S4.1 and Table S4.2.S4.2 Special Provisions:S4.2.1 Alternative inspection (including testing) proce-dures. The supplier may u

17、tilize any alternative inspectionprocedure that will ensure equal or better quality by submittinga written proposal with justification and obtaining writtenapproval from the government prior to instituting the proce-dure. In case of dispute, the procedures of this specificationwill govern.S4.2.2 Sup

18、plemental EvidenceThe supplier shall provideevidence acceptable to the contracting officer that the require-ments of 4.1 and S7, have been satisfied.S5. Rejection CriteriaS5.1 The sample must pass all physical and chemicalrequirements when tested as specified to be accepted. Any testfailure will res

19、ult in the rejection of the lot.S6. CertificationS6.1 Compliance with all stipulations of this specificationregarding fill, closure, marking and other requirements notinvolving tests will be certified by the supplier.S7. MarkingS7.1 Civil AgenciesIn addition to any special markingrequired by the con

20、tract or order, interior packages and exteriorshipping containers shall be marked in accordance with Fed.Std. No. 123.S7.2 Military AgenciesIn addition to any special markingrequired by the contract or order, unit intermediate packagesTABLE 1 Dimensions of Platinum Evaporating DishesTypeCapac-ity, m

21、LTop InsideDiameter, mmHeight,mmWeight, gI 100 76 6 6 27.5 6 7.5 35 6 5II 50 54.5 6 2276 2 19.5 6 5III 125 78 6 2 35.5 6 2426 10TABLE S4.1 Classification of Defects of Platinum DishesCategories DefectsCritical: none defined.Major: AQL 4.0 % defective.101 dimensions incorrect.102 damaged (scratches,

22、dents or punctures).103 contamination (oil, grease, or foreign matter).104 marking illegible, incorrect, or missing.E 786 81 (2006)2and exterior shipping boxes shall be marked in accordance withMIL-STD-129. All containers shall bear the name of the item,the national stock number, and the quantity co

23、ntained thereinand “FRAGILEHANDLE WITH CARE.”S7.3 CommercialIn addition to any special marking re-quired by the contract or order, marking shall be accomplishedin accordance with MIL-STD-1188.ASTM International takes no position respecting the validity of any patent rights asserted in connection wit

24、h any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible techn

25、ical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful considerati

26、on at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Har

27、bor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www

28、.astm.org).TABLE S4.2 Classification of Defects of Level A andCommercial PackagingCategories DefectsCritical: none defined.Major: AQL 2.5 % defective.101 unit container not as specified.102 cushioning not as specified.103 shipping container not as specified.104 shipping container closure not as specified.105 marking illegible, incorrect, or incomplete.E 786 81 (2006)3