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Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR 1066.150: Analyzer interference and quench verification limit.

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Where this section sits in the code
  1. Title 40—Protection of Environment
  2. CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
  3. SUBCHAPTER U—AIR POLLUTION CONTROLS
  4. PART 1066—VEHICLE-TESTING PROCEDURES
  5. Subpart B—Equipment, Measurement Instruments, Fuel, and Analytical Gas Specifications

Analyzers must meet the interference and quench verification limits in the following table on the lowest, or most representative, instrument range that will be used during emission testing, instead of those specified in 40 CFR part 1065, subpart D:

Table 1 of § 1066.150—Analyzer Interference and Quench Verification Limits

Verification Limit

40 CFR 1065.350 ±2% of full scale.

40 CFR 1065.355 ±2% of full scale.

40 CFR 1065.370 ±2% of full scale.

40 CFR 1065.375 ±2% of the flow-weighted mean concentration of N2 O expected at the standard.

Collected 2026-08-27T02:26:04Z. Source file · JSON

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