ASTM E205-1996(2016) 7881 Standard Specification for Glass and Oxygen Combustion Flask《玻璃和氧气燃烧瓶的标准规格》.pdf

1、Designation: E205 96 (Reapproved 2016)Standard Specification forGlass and Oxygen Combustion Flask1This standard is issued under the fixed designation E205; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision.

2、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 specification covers the flask and closure, with afixed platinum sample holder, used in the original oxygen-flaskcombustion proc

3、edures (1, 2).2NOTE 1This specification was originally developed by the Committeeon MicrochemicalApparatus, Division ofAnalytical Chemistry,AmericanChemical Society (3). Specifications for types of apparatus that utilizeelectric (2, 4-7) or infrared (8) ignition are not included because of lack ofex

4、perience with these.1.2 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.2. Referenced Documents2.1 ASTM Standards:3E920 Specification for Commercially Packaged LaboratoryApparatusE921 Specification for Export Packaged Laboratory

5、 Appa-ratusE1133 Practice for Performance Testing of Packaged Labo-ratory Apparatus for United States Government Procure-mentsE1157 Specification for Sampling and Testing of ReusableLaboratory Glassware3. Combustion Flasks3.1 Combustion flasks shall be of borosilicate glass andshall conform to the r

6、equirements shown in Fig. 1 for the 300and 500-ml sizes, respectively.NOTE 2Larger flasks (1000 and 2000-ml sizes) have been used,particularly when analyses are done on tissue.4. Flask Closure4.1 The flask closure, that is used with either size flask, shallbe of borosilicate glass and shall be provi

7、ded with a fixedplatinum sample holder and shall conform to the requirementsshown in Fig. 1. WarningAlthough broad usage has shownoxygen flask combustion to be generally safe, precautions,such as use of gloves, goggles, shields, and so forth, should betaken when using these flasks for this purpose.5

8、. Sampling and Testing5.1 Refer to Specification E1157.6. Packaging6.1 Select from one of Specification E920, SpecificationE921, or Practice E1133.7. Keywords7.1 combustion; flask; glass; oxygen1This specification is under the jurisdiction of ASTM Committee E41 onLaboratory Apparatus and is the dire

9、ct responsibility of Subcommittee E41.01 onLaboratory Ware and Supplies.Current edition approved Sept. 1, 2016. Published September 2016. Originallyapproved in 1962. Last previous edition approved in 2010 as E205 96 (2010).DOI: 10.1520/E0205-96R16.2The boldface numbers in parentheses refer to the li

10、st of references appended tothis specification.3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.Copyright ASTM

11、 International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1REFERENCES(1) Schniger, W., “Eine mikroanalytische Schnellbestimmung von Halo-gen in organischen Substanzen,” Mikrochimica Acta, Issue 1, 1955, p.123. “Die mikroanalytische Schnellbestimmung von Halog

12、enen undSchwefel in organischen Verbindungen ,” Mikrochimica Acta, Issues16, 1956, p. 869.(2) Steyermark, Al, Quantitative Organic Microanalysis, 2nd Ed., Aca-demic Press, New York, NY, 1961, p. 292.(3) Committee on Microchemical Apparatus, Division of AnalyticalChemistry, American Chemical Society,

13、 “Report on RecommendedSpecifications for Microchemical Apparatus, Oxygen FlaskCombustion,” Analytical Chemistry, Vol 33, November 1961, p. 1789.(4) Cheng, F. W., and Smullin, C. F., “An Apparatus for the FlaskCombustion of Organic Compounds Adaptable to CarbonDetermination,” Microchemical Journal,

14、Vol 4, Issue 2, 1960, p. 213.(5) Juvet, R. S., and Chiu, J., “Determination of Carbon in OrganicSubstances by an Oxygen-Flask Method,” Analytical Chemistry,Vol32, January 1960, p. 130.(6) Martin, A. J., and Deveraux, H., “Electric Ignition in the SchnigerOxygen Flask Method,” Analytical Chemistry, V

15、ol 31, December1959, p. 1932.(7) Weir, H. E., “ A Compact Igniter and Safety Shield for the ImprovedSchniger Apparatus,” Microchemical Journal, Vol 6, Issue 1, 1962,p. 109.(8) Ogg, C. L., Kelly, R. B., and Connelly, J. A., “Apparatus for Safe,Oxygen-Filled Flask Combustion,” Proceedings , 1961 Inter

16、nationalSymposium on Microchemical Techniques, Microchemical Journal,Symposium Series, edited by Cheronis, N. D., Interscience Publishers,New York, NY, London, England, Vol II, 1962, p. 427.ASTM International takes no position respecting the validity of any patent rights asserted in connection with

17、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 technic

18、al 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 consideration

19、 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 Harbo

20、r 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.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 1 Oxygen-Combustion Flasks and ClosureE205 96 (2016)2