Gastec 60 Quick-measuring Detector tubes Phenol C6H5OH (0.4~187ppm)

Name: Gastec 60 Quick-measuring Detector tubes Phenol C6H5OH (0.4~187ppm)
Brand: Gastec

ຜູ້ຜະລິດGastec(ເບິ່ງສິນຄ້າອື່ນໆຂອງຍີ່ຫໍ້ນີ້)

Model60

ຕິດຕໍ່

ຈຳນວນ

ການຊຳລະເງິນທີ່ປອດໄພ

ການຮັບປະກັນຄຸນນະພາບ

ປ່ຽນ ແລະ ສົ່ງຄືນງ່າຍ

ມີບໍລິການຈັດສົ່ງ

Indicator:
Measuring Range:
+ 0.4~1ppm, Number of Pump Strokes 4
+ 1~25ppm, Number of Pump Strokes 2
+ 25~62.5ppm, Number of Pump Strokes 1
+ 62.5ppm~187ppm, Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: Pale yellow → Gray
Reaction Principle: C6H5OH + Ce(NO3)6^2- → C6H5OCe(NO3)5N
Coefficient of Variation: 15% (for 1 to 5 ppm), 10% (for 5 to 25 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

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

1/2

Correction Factor

0.4

2.5

7.5

Sampling Time

1.5 minutes per pump stroke

Detecting Limit

0.1 ppm (n = 4)

Colour Change

Pale yellow → Gray

Reaction Principle

C6H5OH + Ce(NO3)6^2- → C6H5OCe(NO3)5N

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 colour by itself to

Ammonia	2000 ppm	Unclear demarcation	White
Amines	2000 ppm	Unclear demarcation	White
Cresol		+	Gray

Other substance measurable with this detector tube

Substance

Correction Factor

No. of pump strokes

Measuring Range

Naphthalene

by Scale

0.5 to 14 ppm

Calibration gas generation

Diffusion tube method

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

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