[Code of Federal Regulations]
[Title 40, Volume 30]
[Revised as of July 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR1065.301]

[Page 663]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 1065_TEST PROCEDURES AND EQUIPMENT--Table of Contents
 
              Subpart D_Analyzer and Equipment Calibrations
 
Sec. 1065.301  Overview.


    Calibrate all analyzers and equipment at least annually, but make 
the actual frequency consistent with good engineering judgment. We may 
establish other guidelines as appropriate. Calibrate following 
specifications in one of three sources:
    (a) Recommendations from the manufacturer of the analyzers or 
equipment.
    (b) 40 CFR part 86, subpart F or subpart N.
    (c) 40 CFR part 90, subparts D and E, as applicable.