In Title 40 of the Code of Federal Regulations, parts 72 to 80, revised as of July 1, 2000, § 72.2 is corrected by removing the definition of Protocol 1 gas and by adding the definition of Standard reference material or SRM to read as follows:
Standard reference material or SRM means a calibration gas mixture issued and certified by NIST as having specific known chemical or physical property values.
[FR Doc. 01-55526 Filed 8-14-01; 8:45 am]
BILLING CODE 1505-01-D