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ASTM E969-02(2012)

Historical Reaffirmation

Standard Specification for Glass Volumetric (Transfer) Pipets

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1.1 This specification covers volumetric pipets of two classes. Class A, Precision Pipet and Class B, General Purpose.

Note 1Specifications for micropipets are given in Specification E193.

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 Requirements for Volumetric (Transfer) Pipet

Nominal
Capacity,
mL

Capacity Tolerance,
mL

Length of Delivery Tube, mm

Inside Diameter at
Capacity Mark, mm

Maximum Distance Between Bulb and Graduation Mark, mm

Minimum Outflow
Time, sA

Color-Coding
Band

Class A

Class B

min

max

min

max

Class A

Class B

  0.5

±0.006

±0.012

100

140

  1.3

4

60

 5

 3

 black (2)

  1

±0.006

±0.012

100

140

2

4

60

 8

 3

 blue

  2

±0.006

±0.012

120

150

2

4

60

 8

 3

 orange

  3

±0.01

±0.02

130

170

2

4

60

 8

 5

 black

  4

±0.01

±0.02

130

170

2

4

60

 8

 5

 red (2)

  5

±0.01

±0.02

130

170

2

4

60

 8

 8

 white

  6

±0.01

±0.03

150

190

2

4

60

10

 8

 orange (2)

  7

±0.01

±0.03

150

190

2

4

60

10

 8

 green (2)

  8

±0.02

±0.04

150

190

2

4

60

10

 8

 blue

  9

±0.02

±0.04

150

190

2

4

60

10

 8

 black

 10

±0.02

±0.04

150

190

2

4

70

15

 8

 red

 15

±0.03

±0.06

180

220

  3.5

  5.5

70

25

10

 green

 20

±0.03

±0.06

230

260

  3.5

  5.5

70

25

10

 yellow

 25

±0.03

±0.06

230

260

  3.5

  5.5

70

25

15

 blue

 30

±0.03

...

230

260

  3.5

  5.5

70

25

...

 black

 40

±0.05

...

230

260

4

6

70

25

...

 white

 50

±0.05

±0.10

230

260

4

6

70

25

15

 red

100

±0.08

±0.16

230

260

5

7

80

30

20

 yellow

A Maximum outflow time for A or B shall be 60 s.


This specification covers volumetric pipets of two classes. Class A, Precision Pipet and Class B, General Purpose. Borosilicate glass for pipets shall conform to the glass requirements specified. Pipets shall be calibrated to deliver the intended capacity. The pipets shall consist in general of a suction tube and a delivery tube separated by a bulb; all three parts shall be permanently attached together. All markings shall be permanent and legible.


SDO ASTM: ASTM International
Document Number E969
Publication Date Nov. 1, 2012
Language en - English
Page Count 2
Revision Level 02(2012)
Supercedes
Committee E41.01
Publish Date Document Id Type View
Oct. 10, 2002 E0969-02 Revision
Nov. 1, 2024 E0969-02R24 Reaffirmation
July 1, 2019 E0969-02R19 Reaffirmation
Nov. 1, 2012 E0969-02R12 Reaffirmation
Nov. 1, 2007 E0969-02R07 Reaffirmation
Dec. 10, 1999 E0969-95R99 Reaffirmation