ASTM E1878-1997(2013) Standard Specification for Laboratory Glass Volumetric Flasks Special Use《专用实验室玻璃容量瓶的标准规范》.pdf

1、Designation: E1878 97 (Reapproved 2013)Standard Specification forLaboratory Glass Volumetric Flasks, Special Use1This standard is issued under the fixed designation E1878; 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 specification covers requirements for glass volu-metric flasks of precision grades suitable for laboratory pur-p

3、oses 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 flasks

4、 are given inspecification E288.NOTE 2Specifications for microvolumetric flasks in sizes from 1 to 25mL are given in specification E237.1.2 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 Standard

5、s:2E237 Specification for Laboratory Glass MicrovolumetricVessels (Volumetric Flasks and Centrifuge Tubes)E288 Specification for Laboratory Glass Volumetric FlasksE438 Specification for Glasses in Laboratory ApparatusE542 Practice for Calibration of Laboratory VolumetricApparatusE694 Specification f

6、or Laboratory Glass Volumetric Appa-ratusE920 Specification for Commercially Packaged LaboratoryApparatusE921 Specification for Export Packaged Laboratory Appa-ratusE1133 Practice for Performance Testing of Packaged Labo-ratory Apparatus for United States Government Procure-mentsE1157 Specification

7、for Sampling and Testing of ReusableLaboratory 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 a

8、ccordance with themethods outlined in Practice E542.4.2 GeneralSee Specification E694 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

9、neck with an enlarged cup beadedto accept 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 sh

10、all be in accordancewith tolerances appearing 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; e

11、tched and filled with a permanent pigment; 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 E694 for thickness and lengths.5.3.2 Identification MarkingsEa

12、ch 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.1This specification is under the jurisdiction of ASTM Committee E41 onLaboratory Apparatusa

13、nd is the direct responsibility of Subcommittee E41.01 onApparatus.Current edition approved Nov. 1, 2013. Published December 2013. Originallyapproved in 1997. Last previous edition approved in 2008 as E187897 (2008).DOI: 10.1520/E1878-97R13.2For referenced ASTM standards, visit the ASTM website, www

14、.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 International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States15.3.3

15、Laboratory Marking SpotEach flask shall have anarea roughened by blasting or enameled to provide a suitablearea for laboratory marking.6. Sampling and Testing6.1 Refer to Specification E1157.7. Packaging and Package Marking7.1 Select from one of Specifications E920, E921 or Prac-tice E1133.8. Keywor

16、ds8.1 flasks; glass; special use; volumetricASTM International 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

17、 the riskof infringement of such rights, are entirely their own 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 revisio

18、n of this standard or for additional standardsand should be addressed 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 sho

19、uldmake your views known to the ASTM Committee on Standards, 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 obta

20、ined 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 ASTM website (www.astm.org/COPYRIGHT/).TABLE 1 Requirements for

21、 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.E1878 97 (2013)2