BAY AREA AIR QUALITY MANAGEMENT DISTRICT
Best Available Control Technology (BACT) Guideline

Source Category

Source: Flexographic Printing Line Revision: 2
Document #: 83.1
Class: All Date: 06/20/95

Determination

POLLUTANT

 BACT
1. Technologically Feasible/ Cost Effective
2. Achieved in Practice		 TYPICAL TECHNOLOGY
POC 1. Water reducible inks w/ <1 lb VOC/gal of coating and no VOC clean-up solvents.  If cost-effective, capture and vent VOC to afterburner or carbon adsorption sytem w/ > 98.5% destruction/recovery device efficiency, or VOC outlet <10 ppmva,b,T
2. Water reducible inks w/ either: <1.5 lb VOC/gal coating or <10% by volume VOC; and no VOC clean-up solvnetsa,T		 1.  Low VOC Coatings and no VOC clean-up solvents; or BAAQMD approved Collection System and Abatement Devicea,b,T




2.  Low VOC Coatings and no VOC clean-up solventsa,T
NOx 1.  n/a
2.  n/a		 1.  n/a
2.  n/a
SO2 1.  n/a
2.  n/a		 1.  n/a
2.  n/a
CO 1.  n/a
2.  n/a		 1.  n/a
2.  n/a
PM10 1.  n/a
2.  n/a		 1.  n/a
2.  n/a
NPOC 1.  Same as for POC abovea,b,T


2.  Same as for POC abovea,b,T		 1.  Low or no NPOC Coatings and Solvents: or BAAQMD Approved Abatement Systema,b,T
2.  Low NPOC Coatings and Solventsa,T

References

a.  BAAQMD
b.  For abatement devices, the following are acceptable: <10 ppmv at outlet; or >98.5% destruction/recovery efficiency if inlet VOC >2000 ppmv: or >97% efficiency if inlet VOC >200 to <2000 ppmv: or >90% efficiency if inlet VOC <200 ppmv.
T.  TBACT