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Water Vapor (H2O)
Item Item Details
(Price is for domestic US market only)
Water Vapor (H2O)
Item Name:
Water Vapor (H2O)
Item #:
GAS-6LLP

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Water vapor H2O NO.6LLP

6LLP


Performance

Measuring Range

2 to 10 LB/MMCF

Number of Pump Strokes

2

Correction Factor

1

Sampling Time

3 minutes per pump stroke

Detecting Limit

2 LB/MMCF (n=2)

Color Change

Yellow Green

Reaction Principle

Humidity reacts with reagent to produce green stain.

Coefficient of Variation 10% (for 2 to 4 LB/MMCF), 5% (for 4 to 10 LB/MMCF)
Shelf Life 3 Years
Corrections for
temperature & humidity
Temperature correction is necessary
Store the tubes at cool and dark place.


Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change color by itself

Hydrogen Chloride, Hydrogen Cyanide, Nitric Acid

-

Plus error

-

Sulfur Dioxide, Nitrogen Dioxide

-

Plus error

-

Alcohols

50 ppm

No effect

No discoloration

Esters, Aldehydes, Ketones,Nitriles

-

Plus error

-
Triethylene glycol - No effect No discoloration


Calibration gas generation Diffusion tube method


TLV-TWA TLV-STEL Explosive range
- - -
 
Range 2-10LB/MMCF


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