1、Designation: E 1403 97 (Reapproved 2003)Standard Specification forLaboratory Glass Boiling Flasks1This standard is issued under the fixed designation E 1403; 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 (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification provides standard dimensional re-quirements for flat-bottom and round-bottom glass boilingflasks.NOTE 1For pack
3、aging standards, choose among the following stan-dards, E 920, E 921, E 1133, and E 1157.2. Referenced Documents2.1 ASTM Standards:E 438 Specification for Glasses in Laboratory Apparatus2E 671 Specification for Maximum Permissible Thermal Re-sidual Stress in Annealed Glass Laboratory Apparatus2E 676
4、 Specification for Interchangeable Taper-GroundJoints2E 677 Specification for Interchangeable Spherical GroundJoints2E 920 Specification for Commercially Packaged LaboratoryApparatus2Specification for Export Packaged LaboratoryApparatusE 921 Specification for Export Packaged Laboratory Appa-ratus2E
5、1133 Practice for Performance Testing of Packaged Labo-ratory Apparatus for United States Government Procure-ments2E 1157 Specification for Sampling and Testing of ReusableLaboratory Glassware23. Classification3.1 Boiling flasks shall be in the following types and sizes.3.1.1 Type IFlat bottomed3.1.
6、1.1 Class 1Tooled top; long neck in the followingsizes: 50 mL, 125 mL, 250 mL, 500 mL, 1 000 mL, 2 000 mL,3 000 mL, 6 000 mL, and 12 000 mL.3.1.1.2 Class 2Ring neck, long neck in the followingsizes: 500 mL, 1 000 mL, 2 000 mL, 6 000 mL, and 12 000 mL.3.1.1.3 Class 3Ring neck, long neck, wicker prote
7、ctor inthe following size: 500 mL and 1000 mL.3.1.1.4 Class 4Standard Taper ( $ ) neck, short neck in thefollowing sizes: 50 mL, 125 mL, 250 mL, 300 mL, 500 mL,and 1000 mL.3.1.1.5 Class 5Standard Taper ( $ ) neck, long neck in thefollowing sizes: 250 mL, 500 mL, and 1000 mL.3.1.2 Type IIRound Bottom
8、ed3.1.2.1 Class 1Tooled top, long neck in the followingsizes: 25 mL, 50 mL, 100 mL, 250 mL, 500 mL, 1000 mL,2000 mL, 5000 mL, and 6000 mL.3.1.2.2 Class 2Ring neck, short neck in the followingsizes: 250 mL, 500 mL, 1 000 mL, 2 000 mL, 3 000 mL, 5 000mL, 12 000 mL, and 22 000 mL.3.1.2.3 Class 3Standar
9、d Taper ( $ ) neck, short neck in thefollowing sizes: 5 mL, 10 mL, 25 mL, 50 mL, 100 mL, 250mL, 500 mL, 1 000 mL, 2 000 mL, 3 000 mL, 5 000 mL, and12 000 mL.3.1.2.4 Class 4Standard Taper ( $ ) neck, long neck in thefollowing sizes: 100 mL, 250 mL, 500 mL, and 1000 mL.3.1.2.5 Class 5Standard Taper (
10、$ ) neck, short neck withside arm in the following sizes: 250 mL and 300 mL.3.1.2.6 Class 6Standard Taper ( $ ) neck, short neck withthermometer well in the following sizes: 500 mL, 1000 mL,and 2000 mL.3.1.2.7 Class 7Ball and socket ( $ ) neck, short neck in thefollowing sizes 250 mL, 500 mL, 1000 m
11、L, and 2000 mL.3.1.3 Type IIIHeart-shape bottomed3.1.3.1 Class 1Standard Taper ( $ ) neck, short neck in thefollowing sizes: 5 mL, 10 mL, 25 mL, 50 mL, and 100 mL.NOTE 2The term millilitre (mL) is commonly used as a special namefor the cubic centimetre (cm3) and similarly the litre (L) for 1000 cubi
12、ccentimetres, in accordance with the International System of Units (SI).4. Material and Annealing4.1 Flasks shall be made of borosilicate glass conforming tothe requirement of Type I, Class A of Specification E 438.4.2 Maximum residual thermal stress shall be such as toconform to Specification E 671
13、.1This specification is under the jurisdiction of ASTM Committee E41 onLaboratory Apparatus and is the direct responsibility of Subcommittee E41.01 onGlass Apparatus.Current edition approved May 10, 1997. Published October 1997. Originallypublished as E 1403 91. Last previous edition E 1403 95.2Annu
14、al Book of ASTM Standards, Vol 14.02.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5. Appearance5.1 The general appearance of the flasks shall be as illus-trated in Fig. 1.6. Design6.1 Necks on all single-neck flasks shall be circu
15、lar in crosssection and perpendicular to the center of the flask body. Necklengths may be designated “short” or “long”.6.2 The top shall be strengthened and finished.6.2.1 Vial finish or tooled top6.2.2 Beaded rim or ring neck6.2.3 Standard taper ground glass joint in compliance withSpecification E
16、6766.2.4 Ball and socket ground glass joint, in compliance withSpecification E 6776.3 Wall thickness minimums are given for all flasks inTable 1.6.4 Flat bottoms shall be in a plane perpendicular to thevertical axis through the neck of the flask.6.4.1 The bottom of the flask shall be flat, however v
17、eryslight concavity is permitted. The flasks shall stand verticallywithout rocking or spinning when placed on a level surface.6.4.2 The diameter of the flat base of the flask shall be 45 to65 % of the maximum external diameter.6.4.3 Type I, Class 3 flat-bottomed flasks shall have awoven wicker insul
18、ation collar around the neck.6.5 Round-bottomed flasks shall be spherical in shape to thepoint of juncture with the flask neck.6.5.1 Type II, Class 5 round-bottom flasks shall have aside-arm opening to accommodate a thermometer or bleed tubeinto the interior of the flask content.6.5.2 Type II, Class
19、 6 round-bottom flasks shall have athermometer well within the flask but not open to the contentof the flask.6.6 Heart-shape-bottomed flasks (sometimes called pearshaped) shall be shaped to concentrate small amounts of liquidin the bottom center of the flask.7. Capacity and Dimensions7.1 The nominal
20、 capacity of a flask shall not exceed theactual capacity to the base of the neck. Dimensions shallconform to the requirements of Table 1.8. Sampling and Testing8.1 See Specification E 1157.9. Product Marking9.1 Each flask shall be permanently marked with the nameor known trademark of the manufacture
21、r and the nominalcapacity. If applicable, the standard taper or ball and socketjoint size shall be marked on each flask.FIG. 1 General Appearance of FlasksTABLE 1 Capacity and Dimensions for Glass Boiling FlaskNominalcapacity,mLOutsideDiameterBodyWidestPoint max,mmStopperAsizeOverall HeightMaximumWi
22、thout StopperWallthicknessBmin, mmFlatbottom,mmRoundbottom,mmHeart-shapedbottom,mm5 26 . . 52 55 0.810 32 . . 60 65 0.825 43 1 . 92 80 0.850 52 1 103 108 99 0.8100 66 2 113 122 117 0.8125 70 2 or 3 122 . . 0.8200 76 5 . 130 . 0.8250 87 5 150 155 . 0.8300 89 5 150 155 . 0.8500 107 6 190 210 . 0.81000
23、 134 8 220 250 . 0.82000 170 8 or 10 295 315 . 1.13000 192 9 or 10 333 260 . 1.45000 223 11 . 390 . 1.56000 239 11 375 360 . 1.812000 298 11 395 385 . 2.022000 352 14 . 432 . 2.5ARubber stopper style only.BNeck seal zones may be a minimum of 70 % of these values.E 1403 97 (2003)29.2 There shall be a
24、n area on one side of the flask formarking with a pencil.10. Packaging and Package Marking10.1 Select from one of Specifications E 920, E 921, andPractice E 1133.11. Keywords11.1 boiling; flasks; glassASTM International takes no position respecting the validity of any patent rights asserted in conne
25、ction 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 own responsibility.This standard is subject to revision at any time by the responsi
26、ble 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 addressed to ASTM International Headquarters. Your comments will receive careful co
27、nsideration 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
28、 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 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).E 1403 97 (2003)3
