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calculation)

Source: U.S. Environmental Protection Agency (EPA), 1990, Method manual for compliance with BIFregulations, EPA/530-SW-91-010, NTIS PB 90-120-006.

Notes: aFor Tier II, CD and CE are <3% and <5% of twice the permit limit, respectively.

bExpressed as the sum of the mean absolute value plus the 95% confidence interval of a series of measurements. cThe greater of 10% of the performance test method (PTM) or 10 ppm.

Source: U.S. Environmental Protection Agency (EPA), 1990, Method manual for compliance with BIFregulations, EPA/530-SW-91-010, NTIS PB 90-120-006.

Notes: aFor Tier II, CD and CE are <3% and <5% of twice the permit limit, respectively.

bExpressed as the sum of the mean absolute value plus the 95% confidence interval of a series of measurements. cThe greater of 10% of the performance test method (PTM) or 10 ppm.

Critical Orifice

Ambient Air in

Sample In

Span In

Zero

0 0

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