Gastec 40 Quick-measuring Detector tubes Mercury vapour Hg (0.05 ~ 13.2 mg/m3)

Name: Gastec 40 Quick-measuring Detector tubes Mercury vapour Hg (0.05 ~ 13.2 mg/m3)
Brand: Gastec

ຜູ້ຜະລິດGastec(ເບິ່ງສິນຄ້າອື່ນໆຂອງຍີ່ຫໍ້ນີ້)

Model40

ຕິດຕໍ່

ຈຳນວນ

ການຊຳລະເງິນທີ່ປອດໄພ

ການຮັບປະກັນຄຸນນະພາບ

ປ່ຽນ ແລະ ສົ່ງຄືນງ່າຍ

ມີບໍລິການຈັດສົ່ງ

Indicator: 0.25 to 6.0 mg/m3
Measuring Range:
+ 0.05 to 0.25 mg/m3, Number of Pump Strokes 5
+ 0.25 to 6.0 mg/m3, Number of Pump Strokes 1
+ 6.0 to 13.2 mg/m3, Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: White → Pale Orange
Reaction Principle: Hg + Cu2I2 → Cu2(HgI4) + 2Cu
Coefficient of Variation: 10% (for 0.25 to 2 mg/m3), 5% (for 2 to 6 mg/m3)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

Performance

Measuring Range

0.05 to 0.25 mg/m³

0.25 to 6.0 mg/m³

6.0 to 13.2 mg/m³

Number of Pump Strokes

1/2

Correction Factor

1/5

2.2

Sampling Time

1.5 minutes per pump stroke

Detecting Limit

0.01 mg/m³ (n=5)

Colour Change

White → Pale Orange

Reaction Principle

Hg + Cu2I2 → Cu2(HgI4) + 2Cu

Coefficient of Variation

10% (for 0.25 to 2 mg/m³), 5% (for 2 to 6 mg/m³)

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 colour by itself to

Chlorine	+	Pale orange
Nitrogen dioxide	+	Pale orange
Hydrogen sulphide	+	Pale orange (whole layer)

Calibration gas generation

Vaper pressure method

TLV-TWA	TLV-STEL	Explosive range
0.025mg/m³	-	-

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