Symbols for chemical species.

Symbols for chemical species. This part uses the following symbols for chemical species and exhaust constituents:


40 CFR § 1037.805

Scoping language

The procedures in this part generally follow either the International System of Units (SI) or the United States customary units, as detailed in NIST Special Publication 811 (incorporated by reference in 1037.810). See 40 CFR 1065.20 for specific provisions related to these conventions. This section summarizes the way we use symbols, units of measure, and other abbreviations.

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