Appendix F: Filtration Efficiency Test Results
Product Service 1-800-522-7658
72
0
20
40
60
80
100
120
140
0 100 200 300 400 500 600 700
Mass Adsorbed (grams)
Ethyl Alcohol Exhaust Concentration (ppm)
Ethyl Alcohol
or Ethanol
3' Paramount Model # 6963300
Ethyl Alcohol (Reagent Grade) Test 10/01/08
SEFA 9 Method
Exposure limit 1000
ppm
Temp. 20° C
Hum. 41%
175 CFM
80 fpm face
Evaporation by heated
container
verage evaporation
rate 2.44 ml/min. 206
ppm inlet conc.
30# carbon 4x8 coconut
shell
Test time 5.25 hrs.
1000 ppm current TLV
PID detector
6-9 ppm Breakthrough
with 148 grams filtration
capacity