Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 86 - Control of Emissions from New and in-Use Highway Vehicles and Engines |
Subpart N - Exhaust Test Procedures for Heavy-duty Engines |
§ 86.1326-90 - Calibration of other equipment.
Latest version.
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Link to an amendment published at 79 FR 23704, Apr. 28, 2014.
Other test equipment used for testing shall be calibrated as often as required by the manufacturer or as necessary according to good practice. Specific equipment requiring calibration is the gas chromatograph and flame ionization detector used in measuring methanol and the high pressure liquid chromatograph (HPLC) and ultraviolet detector for measuring formaldehyde.
[54 FR 14596, Apr. 11, 1989]