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Phenol (C6H5OH )
Item Item Details
(Price is for domestic US market only)
Phenol (C6H5OH )
Item Name:
Phenol (C6H5OH )
Item #:
GAS-60

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Phenol C6H5OH NO.60

60


Performance

Measuring Range

0.4 to 1 ppm

1 to 25 ppm

25 to 62.5 ppm

62.5 to 187 ppm

Number of Pump Strokes

4

2

1

1/2

Correction Factor

0.4

1

2.5

7.5

Sampling Time

1.5 minutes per pump stroke

Detecting Limit

0.1 ppm (n = 4)

Color Change

Pale yellow Gray

Reaction Principle

Phenol react with Ceric Ammonium Nitrate to form
a condensation polyer which color is glay

C6H5OH + Ce(NO3)62- C6H5OCe(NO3)52-

Coefficient of Variation 15% (for 1 to 5 ppm), 10% (for 5 to 25 ppm)
Shelf Life 2 Years
Corrections for
temperature & humidity
Temperature correction is necessary
Store the tubes in the refrigerator to keep at 10oC (50oF) or below.


Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change color by itself

Ammonia

2000 ppm

Plus error
(faint demarcation)

Produce white stain

Amines

2000 ppm

Cresol

-

Plus error

Produce gray stain


Other substance measurable with this detector tube

Substance

Correction Factor

Pump Strokes

Measuring Range

Naphthalene

by Scale

2

0.5 to 14 ppm


Calibration gas generation Diffusion tube method


TLV-TWA TLV-STEL Explosive range
5 ppm - 3 to 10 %

 
Range 0.4-187


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