(a) Tests required under §112.244 of this title
(relating to Testing Requirements) must be conducted using the test
methods in 40 Code of Federal Regulations (CFR) Part 60, Appendices
A-1 through A-8 and Appendix B or other methods as specified in this
section, except as provided in §60.8(b).
(b) Sulfur dioxide in exhaust gases must be determined
using United States Environmental Protection Agency (EPA) Test Method
6 or 6C (40 CFR, Part 60, Appendix A).
(c) For flares subject to emissions limitations or
standards in §112.242 of this title (relating to Control Requirements),
the owner or operator shall use flare test methods and procedures
in 40 CFR §60.104a as if the federal rules apply to carbon black
plants.
(d) Sulfur content of fuels and carbon black oil must
be determined using American Society for Testing and Materials (ASTM)
Method D4294 for fuel composition.
(e) Sulfur content of carbon black must be determined
using ASTM Test Method D1619.
(f) Alternate test methods as approved by the executive
director and the EPA may be used.
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