1、Designation: E 1878 97 (Reapproved 2008)Standard Specification forLaboratory Glass Volumetric Flasks, Special Use1This standard is issued under the fixed designation E 1878; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year
2、of 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 specification covers requirements for glass volu-metric flasks of precision grades suitable for laboratory pur
3、-poses and of specialty use. Each flask shall be marked with theletter “A” to signify compliance with applicable constructionand accuracy requirements. Flasks may be marked with anidentification number (serial number) at the option of themanufacturer.NOTE 1Specifications for standard volumetric flas
4、ks are given inspecification E 288.NOTE 2Specifications for microvolumetric flasks in sizes from 1 to 25mL are given in specification E 237.1.2 The values stated in SI units are to be regarded as thestandard.2. Referenced Documents2.1 ASTM Standards:2E 237 Specification for Laboratory Glass Microvol
5、umetricVessels (Volumetric Flasks and Centrifuge Tubes)E 288 Specification for Laboratory Glass Volumetric FlasksE 438 Specification for Glasses in Laboratory ApparatusE 542 Practice for Calibration of Laboratory VolumetricApparatusE 694 Specification for Laboratory Glass Volumetric Appa-ratusE 920
6、Specification for Commercially Packaged LaboratoryApparatusE 921 Specification for Export Packaged Laboratory Appa-ratusE 1133 Practice for Performance Testing of Packaged Labo-ratory Apparatus for United States Government Procure-mentsE 1157 Specification for Sampling and Testing of ReusableLaborat
7、ory Glassware3. Styles3.1 Style 1Bates, sugar, wide neck, size 100 mL3.2 Style 2Kohlraush, enlarged cup, sizes 100, 200, and500 mL3.3 Style 3Sugar, two graduations, sizes 100 to 110 and200 to 220 mL4. General Requirements4.1 Calibrationflasks calibrate in accordance with themethods outlined in Pract
8、ice E 542.4.2 GeneralSee Specification E 694 for general require-ments not covered in this specification.5. Design5.1 ShapeStyle 1 and 3 flask necks shall be designed withre-inforced rims for acceptance of rubber stopper or may beflared. Style 2 shall have a neck with an enlarged cup beadedto accept
9、 a rubber stopper. Flask shapes shall permit completeemptying and thorough cleaning. The area of the bottom orbase shall be of sufficient size so the flask, when empty, shallstand on an inclined plane of 15 to the horizontal.5.2 Volumetric TolerancesFlasks shall be in accordancewith tolerances appea
10、ring in Table 1.5.3 MarkingsAll markings shall be permanent and leg-ible.5.3.1 Capacity LineThe capacity line shall be sharplydefined and of uniform width in a plane parallel to the base ofthe flask. The line shall be applied by one of the followingmethods; etched and filled with a permanent pigment
11、; en-graved; by application of a stain fired into the glass withoutetching or by application of an enamel which is fused on theglass without etching. Lines shall be in accordance withSpecification E 694 for thickness and lengths.1This specification is under the jurisdiction of ASTM Committee E41 onL
12、aboratory Apparatus and is the direct responsibility of Subcommittee E41.01 onApparatus.Current edition approved Nov. 1, 2008. Published January 2009. Originallyapproved in 1997. Last previous edition approved in 2003 as E 187897 (2003).2For referenced ASTM standards, visit the ASTM website, www.ast
13、m.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.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5.3.2 Ide
14、ntification MarkingsEach flask, marked by oneof the methods given in 5.3.1 shall show the manufacturersname or trademark, the nomical capacity, the word “contains”or the symbol “TC” and the temperature of calibration, that is,20 C.5.3.3 Laboratory Marking SpotEach flask shall have anarea roughened b
15、y blasting or enameled to provide a suitablearea for laboratory marking.6. Sampling and Testing6.1 Refer to Specification E 1157.7. Packaging and Package Marking7.1 Select from one of Specifications E 920, E 921 orPractice E 1133.8. Keywords8.1 flasks; glass; special use; volumetricASTM Internationa
16、l takes no position respecting the validity of any patent rights asserted in connection with 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 o
17、wn responsibility.This standard is subject to revision at any time by the responsible technical 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 a
18、ddressed to ASTM International Headquarters. Your comments will receive careful consideration 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,
19、at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor 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 610-832-958
20、5 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 1 Requirements for FlasksCapacity LineCapacity Distance from, mm, min Rubber Reference DimensionsStyle Capacity, mL Tolerance, mL Inside Dia At line, mm, max Top Bulb Stopper Outside Diameter X Length1 100 0.08 12.5 20 5 00 60 1302 100 0.08 14.5 10A10 6.5 65 1602 200 0.10 15.0 15A10 7.5 76 2002 500 0.20 18.5 15A10 9 102 2653 100 to 110 0.08 13.5 30 10 0 65 1953 200 to 220 0.10 20.5 30 10 3 75 215AFrom cup.E 1878 97 (2008)2
