This part of ISO 835 specifies requirements for three internationally acceptable series of graduated pipettes, for which no waiting time is specified, and which are adequate for general laboratory purposes. They are adjusted to class A or class B accuracy.
The requirements specified are in conformity with ISO 384 and ISO 835/1.
NOTE — Particular requirements for graduated pipettes with which a waiting time of 15 s is to be observed, are specified in ISO 835/3, and for blow-out pipettes in ISO 835/4.