Where:
E = Emission rate of total fluorides, gram/metric ton (pound/ton) of equivalent P2O5 feed.
Ci = Concentration of total fluorides from emission point "i," milligram/dry standard cubic meter (milligram/dry standard cubic feet).
Qi = Volumetric flow rate of effluent gas from emission point "i," dry standard cubic meter/hour (dry standard cubic feet/hour).
N = Number of emission points associated with the affected facility.
P = Equivalent P2O5 feed rate, metric ton/hour (ton/hour).
K = Conversion factor, 1000 milligram/gram (453,600 milligram/pound).
Where:
P = P2O5 feed rate, metric ton/hour (ton/hour).
Mp = Total mass flow rate of phosphorus-bearing feed, metric ton/hour (ton/hour).
Rp = P2O5 content, decimal fraction.
Where:
E = Emission rate of total fluorides, gram/hour/metric ton (pound/hour/ton) of equivalent P2O5 stored.
Ci = Concentration of total fluorides from emission point "i", milligram/dry standard cubic meter (milligram/dry standard cubic feet).
Qi = Volumetric flow rate of effluent gas from emission point "i", dry standard cubic meter/hour (dry standard cubic feet/hour).
N = Number of emission points in the affected facility.
P = Equivalent P2O5 stored, metric tons (tons).
K = Conversion factor, 1000 milligram/gram (453,600 milligram/pound).
Where:
P = P2O5 stored (ton).
Mp = Amount of product in storage, metric ton (ton).
Rp = P2O5 content of product in storage, weight fraction.
40 C.F.R. §63.626