UST Programs - LG 113

Issue Date: November 22, 1995
Revision Date: April 18, 1997

PermAlert

PAL-AT Models AT20C, AT50C, AT40K with PHL Hydrocarbon Sensor

INTERSTITIAL DETECTOR (LIQUID-PHASE)

Detector:

Output type:	qualitative
Sampling frequency:	continuous
Operating principle:	electrical conductivity

Test Results:

	unleaded gasoline
Response time (min)	1.13
Recovery time (min)	8.83
Product activation height (cm)	0.53
Lower detection limit (cm)	0.38

Specificity Results (in addition to above):
Activated: synthetic gasoline, diesel, heating oil #2.
Not activated: water.

Comments:
Sensors are reusable.

PermAlert	Evaluator: Carnegie Mellon Research Institute
7720 N. Lehigh Ave.	Tel: (412) 268-3495
Niles, IL 60714-3491	Date of Evaluation: 02/05/92
Tel: (847) 966-2235

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