For 35+ years A. P. BUCK, INC. has manufactured the most advanced and innovative instruments for indoor air sampling.We supply air sampling pumps and calibrators for industrial hygiene, indoor air quality, occupational health, environmental, health physics and safety disciplines. For more information on our product lines just click on the link that interests you.

                                               

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A. P. BUCK INC.
7101 Presidents Dr.
Suite 110
Orlando, Fl. 32809
Phone: 800-330-2825 
Phone:407-851-8602
Fax: 407-851-8910

 

 Phosphine (PH3)
Item Item Details
(Price is for domestic US market only)
Phosphine (PH3)
Item Name:
Phosphine (PH3)
Item #:
GAS-7J

Product Image Gallery
Phosphine (PH3)
 
Phosphine PH3 NO.7J
7J


Performance

Measuring Range

2.5 to 25 ppm

25 to 500 ppm

500 to 1000 ppm

Pump Strokes

2 to 10

1

1/2

Correction Factor

1/2 to 1/10

1

2

Sampling Time

1 minute per pump stroke

Detecting Limit

1 ppm (n = 10)

Color Change

White Pale yellow

Reaction Principle

Phosphine reacts with mercuric chloride to produce
mercuric phosphochloride which is pale yellow in color.

Coefficient of Variation

10% (for 2.5 to 100 ppm), 5% (for 100 to 500 ppm)

Shelf Life 3 Years
Corrections for
temperature & humidity		 Unnecessary
Store the tubes at cool and dark place.


Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change color by itself

Arsine

1/3 time

Plus error

Produces brown stain

Hydrogen selenide

1/5 time

Plus error

Produces brown stain

Hydrogen sulfide

1/5 time

Plus error

Produces dark brown stain


Calibration gas generation High pressure gas cylinder method


TLV-TWA TLV-STEL Explosive range
0.3ppm 1ppm -
 
 Range 2.5-1000


Money Orders and personal Checks also Accepted, choose Pay By Mail during checkout!

Notice: This publication is intended for general information only and should not be used as a substitute for reviewing applicable government regulations, equipment operating instructions, or legal standards. The information contained in this document should not be construed as legal advice or opinion nor as a final authority on legal or regulatory procedures. A.P. BUCK Inc reserves the right to make changes to information, features, and specifications of any product without notice. A.P. BUCK Inc has made every effort to ensure the accuracy of information displayed on this Website, however, A.P. BUCK Inc. is not responsible for typographical errors appearing on this Website. Price and availability information is subject to change without notice.

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