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UST Program - LG 113

UST Programs - LG 113

Issue Date: November 22, 1995
Revision Date: August 23, 1999
 

Linde Services, Inc.
(Formally Praxair Services, Inc., originally listed as Tracer Research Corp.)

Tracer Tight

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

Detector:

Output type:

quantitative

Sampling frequency:

intermittent

Operating principle:

chromatographic (looks for chemical tracer)

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

  xylene

  benzene

  2-methylbutane

unleaded gasoline

chemical tracers

Hydrocarbon Detector (GC/FID)

Accuracy (%)

<20

<20

<20

<20

N/R*

Bias (%)

0

0

0

0

N/R

Detection time (sec)

<1

<1

<1

<1

N/R

Fall time (sec)

<1

<1

<1

<1

N/R

Lower detection limit (ppm)

20

20

20

20

N/R

Tracer Detector

 

 

 

 

 

Accuracy (%)

N/R

N/R

N/R

N/R

<20

Bias (%)

N/R

N/R

N/R

N/R

0

Detection time (sec)

N/R

N/R

N/R

N/R

<1

Fall time (sec)

N/R

N/R

N/R

N/R

<1

Lower detection limit (ppm)

N/R

N/R

N/R

N/R

10-5

* See glossary.

Manufacturer's specifications:
Soil permeability at the site must exceed 1 Darcy.

Comments:
System utilizes a chromatographic measurement of a vapor sample collected monthly from the site.  Hydrocarbon vapors and the added chemical tracer can be measured independently. 
During evaluations, the tracer chemical was declared 159 out of 161 trials. 

 

Linde Services, Inc.

Evaluator:  Control Strategies Engineering - out of business

3755 N. Business Center Dr.

Tel:  Contact Linde Services, Inc.

Tucson, AZ 85705

Date of Evaluation:  05/05/92

Tel:  (844) 445-4633

 

E-mail: contactus@linde.com

 

URL: www.lindeservices.com

 

Formerly Praxair Services, Incorporated. LG 113 name changed on October 1, 2020.

 

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Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of the method or equipment.
Equipment should be installed and operated in accordance with all applicable laws and regulations.
For full details, please refer to our expanded "DISCLAIMER" page.

 
 

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