Gastec 17LL Quick-measuring Detector tubes Hydrogen Fluoride HF (0.05~24ppm)

Name: Gastec 17LL Quick-measuring Detector tubes Hydrogen Fluoride HF (0.05~24ppm)
Brand: Gastec

ຜູ້ຜະລິດGastec(ເບິ່ງສິນຄ້າອື່ນໆຂອງຍີ່ຫໍ້ນີ້)

Model17LL

ຕິດຕໍ່

ຈຳນວນ

ການຊຳລະເງິນທີ່ປອດໄພ

ການຮັບປະກັນຄຸນນະພາບ

ປ່ຽນ ແລະ ສົ່ງຄືນງ່າຍ

ມີບໍລິການຈັດສົ່ງ

Indicator: 0.1~3.0ppm
Measuring Range:
+ 0.05 to 3.0 ppm, Number of Pump Strokes 5
+ 3.0 to 6.9 ppm, Number of Pump Strokes 3
+ 6.9 to 24 ppm, Number of Pump Strokes 1
Sampling Time: 1 minute per pump stroke
Colour Change: Yellow → Brown
Coefficient of Variation: 10% (for 0.05 to 1.0 ppm), 5% (for 1.0 to 3.0 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

Performance

Measuring Range

0.05 to 3.0 ppm

3.0 to 6.9 ppm

6.9 to 24 ppm

Number of Pump Strokes

Correction Factor

2.3

8.0

Sampling Time

1 minute per pump stroke

Detecting Limit

0.025 ppm (n=5)

Colour Change

Yellow → Brown

Reaction Principle

Hydrogen fluoride reacts with indicator to produce brown stain.

Coefficient of Variation

10% (for 0.05 to 1.0 ppm), 5% (for 1.0 to 3.0 ppm)

Shelf Life

2 Years

Corrections for temperature & humidity

Temperature correction is necessary
Humidity correction is necessary

Store the tubes at cool and dark place.

Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change colour by itself to

Nitric acid	1.0ppm	+	Pale reddish violet
Hydrogen chloride	0.1ppm	+	Reddish violet
Hydrogen peroxide	10ppm	No	No

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