ASTM International - ASTM E237-02(2012)
Standard Specification for Laboratory Glass Microvolumetric Vessels (Volumetric Flasks and Centrifuge Tubes)
| Organization: | ASTM International |
| Publication Date: | 1 November 2012 |
| Status: | inactive |
| Page Count: | 4 |
| ICS Code (Laboratory ware and related apparatus): | 71.040.20 |
scope:
1.1 This specification covers volumetric flasks and four types of centrifuge tubes, widely used in microchemistry.
Note 1-Specifications for several items listed below were developed by the Committee on Microchemical Apparatus, Division of Analytical Chemistry, American Chemical Society.2
1.2 Product with a stated capacity not listed in this standard may be specified Class A tolerance when product conforms to the tolerance range of the next smaller volumetric standard product listed in Table 1.
TABLE 1 Volumetric Flask (see Fig. 1)
| Style | Capacity, mL | Class A/ Tolerance, ± mL |
A, ID, max/mm |
B, ID, ref/mm |
C, max/mm |
D, max/mm | Stopper No. |
| I | 1 | 0.010 | 5.3 | 8.25 | 70 | 100 | 8 |
| II | 1 | 0.010 | 5.3 | - | 95 | 125 | 8 |
| I | 2 | 0.015 | 6.4 | 10.75 | 70 | 100 | 8 |
| I | 3 | 0.015 | 6.4 | 13.50 | 72 | 100 | 8 |
| I | 4 | 0.020 | 7.3 | 14.00 | 75 | 100 | 8 |
| I | 5 | 0.020 | 7.3 | 15.75 | 75 | 100 | 8 |
| I | 10 | 0.020 | 8.25 | 18.00 | 110 | 135 | 9 |
| I | 25 | 0.030 | 8.7 | 26.00 | 140 | 165 | 9 |
abstract:
This specification covers microvolumetric glass vessels (volumetric flasks and centrifuge tubes) widely used in microchemistry. The volumetric flasks shall conform to the design and dimensional... View More
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