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UST Program - LG 113

UST Program - LG 113

Issue Date:  January 11, 2001
 Revision Date: December 21, 2005

 

PID Analyzers, LLC
(originally listed as HNU Systems, Inc.)

PI-101 with 11.7 EV Probe #101397, HW-101 with 11.7 EV Probe #170214, ISPI-101 with 10.2 EV Probe #111100, DL-101 with 10.2 EV Probe #167085

OUT-OF-TANK PRODUCT DETECTOR (VAPOR-PHASE)

 

Detector:

Output type:

quantitative

Sampling frequency:

intermittent

Operating principle:

photoionization detector

Test Results:

*California regulations require vadose zone vapor monitoring to be continuous. This sensor does not meet the criteria.

unleaded gasoline

synthetic gasoline

JP-4 jet fuel

PI-101

Accuracy* (%) - average reading

29.1  (730 ppm)

12.3  (884 ppm)

29.6  (737 ppm)

Detection time* (sec)

31

21

26

Fall time* (sec)

52

14

49

Lower detection limit (ppm)

14.2

11.7

29.7

HW-101

 

 

 

Accuracy* (%) - average reading

12.6  (888 ppm)

8.5  (1076 ppm)

5.7  (953 ppm)

Detection time* (sec)

20

25

24

Fall time* (sec)

49

10

49

Lower detection limit (ppm)

31.8

21.1

26.8

ISPI-101

 

 

 

Accuracy* (%) - average reading

63.6  (360 ppm)

59.1  (415 ppm)

70.8  (300 ppm)

Detection time* (sec)

20

21

35

Fall time* (sec)

40

10

37

Lower detection limit (ppm)

2.3

5.8

5.1

DL-101

 

 

 

Accuracy* (%)

63.3

56.2

59.5

Detection time* (sec)

45

22

51

Fall time* (min:sec)

01:03

00:14

01:01

Lower detection limit (ppm)

11.0

5.8

5.0

*For tests conducted with 1000 ppm of test gas

Specificity Results (in addition to above):
Activated:  n-hexane, toluene, xylene(s)

 

PID Analyzers, LLC

Evaluator:  Carnegie Mellon Research Institute

25 Walpole Park South Drive

Tel:  (412) 268-3495

Walpole, MA 02081

Dates of Evaluation:  02/5/92, 02/5/92, 03/5/92,

Tel:  (508) 660-5001

11/28/91

 

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