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Standard Specification for Laboratory Glass Graduated Cylinders
Automaticky přeložený název:
Standardní specifikace pro laboratorní sklo Absolvent Válce
NORMA vydána dne 1.11.2012
Označení normy: ASTM E1272-02(2012)
Poznámka: NEPLATNÁ
Datum vydání normy: 1.11.2012
Kód zboží: NS-41098
Počet stran: 2
Přibližná hmotnost: 6 g (0.01 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
cylinders, glass, graduated, laboratory, ICS Number Code 71.040.20 (Laboratory ware and related apparatus)
1. Scope | ||||||||||
1.1 This specification covers requirements for glass graduated cylinders for precision and general purpose grades suitable for laboratory purposes. 1.1.1 Class 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. 1.1.2 Class 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. 1.1.3 Product 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 |
Maximum |
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 |
1.0 |
0.5 |
0.1 |
60 |
20 |
1.0 |
15.2 |
9 |
0.10 |
0.20 |
10 |
1.0 |
... |
0.2 |
60 |
20 |
1.0 |
15.2 |
13 |
0.10 |
0.20 |
25 |
2.0 |
1.0 |
0.2 |
80 |
20 |
1.1 |
18.5 |
13 |
0.17 |
0.34 |
25 |
5.0 |
1.0 |
0.5 |
60 |
20 |
1.1 |
19.3 |
13 |
0.17 |
0.34 |
50D |
5.0 or 10.0 |
5.0 |
1.0 |
80 |
20 |
1.2 |
23 |
16 |
0.25 |
0.50 |
100 |
10.0 |
5.0 |
1.0 |
80 |
20 |
1.3 |
29.6 |
16 or 22 |
0.50 |
1.00 |
250 |
20.0 |
10.0 |
2.0 |
100 |
30 |
1.5 |
42.4 |
22 or 27 |
1.00 |
2.00 |
500 |
50.0 |
25.0 |
5.0 |
100 |
35 |
1.6 |
50.8 |
27 or 32 |
2.00 |
4.00 |
1000 |
100.0 |
50.0 |
10.0 |
110 |
45 |
2.0 |
63 |
32 |
3.00 |
6.00 |
2000 |
200.0 |
100.0 |
20.0 |
125 |
50 |
2.0 |
82.1 |
38 |
6.00 |
12.00 |
4000 |
500.0 |
250.0 |
50.0 |
130 |
50 |
2.2 |
110 |
... |
14.50 |
29.00 |
Standard Specification for Glasses in Laboratory Apparatus
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