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ASTM International , 11/01/2012
Publisher: ASTM
File Format: PDF
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1.1This specification covers requirements for glass graduated cylinders for precision and general purpose grades suitable for laboratory purposes.
1.1.1Class A-Each cylinder of precision grade shall be marked with the letter “A” to signify compliance with applicable construction and accuracy requirements. Cylinders may be marked with an identification number (serial number) at the option of the manufacturer.
1.1.2Class B-General purpose cylinders are of the same basic design as Class A cylinders. However, volumetric tolerances for Class B cylinders shall be within twice the specified range allowed for Class A cylinders. These cylinders need not be marked with their class designation.
1.1.3Product with a stated capacity not listed in this standard may be specified in class A tolerance when product conforms to the tolerance range of the next smaller volumetric standard product listed in Table 1.
Capacity, mL
Main
Graduations, Intermediate
LeastA
Distance From Scale to Top, mm
Minimum Wall Thick- ness, mm
Maximum Inner Diameter, mm
Standard Taper () Stopper NumberB
Tolerances to Contain or to Deliver ± mL
max
minC
Class A
Class B
5
1.0
0.5
0.1
50
20
0.9
11.2
9
0.05
0.10
10
60
15.2
0.20
...
0.2
13
25
2.0
80
1.1
18.5
0.17
0.34
5.0
19.3
50D
5.0 or 10.0
1.2
23
16
0.25
0.50
100
10.0
1.3
29.6
16 or 22
1.00
250
20.0
30
1.5
42.4
22 or 27
2.00
500
50.0
25.0
35
1.6
50.8
27 or 32
4.00
1000
100.0
110
45
63
32
3.00
6.00
2000
200.0
125
82.1
38
12.00
4000
500.0
250.0
130
2.2
14.50
29.00
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