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GAS221LL Chloride Ions Gastec Soluble Ion Tubes 10 - 200mg/L

SKU: GAS221LL

GAS221LL


Next Working Day Delivery - When Ordering Gastec Tubes from a1-cbiss, we aim to deliver to your site for the next working day.


Large UK Stock Holding - 95% of our Gastec Detector Tubes are held in stock so our delivery times are quick


Gastec Price Promise - We'll better any like for like competitors' offer. Provide us with a valid quote and we will beat it

Excl. VAT: £29.95 Incl. VAT: £35.94
Excl. VAT: £29.95 Incl. VAT: £35.94

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Product Description

Details

GAS221LL Gastec Chloride Ion Detector Tubes

The soluble ion tube system offers a quicker, cheaper and easier alternative to using laboratory based anaylsers for measuring dissolved substances
(i.e. in solution).

To measure, simply immerse the detector tube in a sample of liquid (placed in a beaker or other container). Anyone can measure concentrations quickly, easily and accurately on site.

Performance

Measuring Range

10 to 200 mg/l

Sampling Time

3 minutes

Detecting Limit

3 mg/l

Colour Change

Brown          White

Reaction Principle

2Cl- + Ag2CrO4 (Brown)           2AgCl (White) + CrO42+

Coefficient of Variation

15% (for 10 to 50 mg/l), 10% (for 50 to 200 mg/l)

Shelf Life

3 Years

Corrections for
temperature & humidity

Unnecessary

Store the tubes at cool and dark place.

 

Possible coexisting substances and their interferences

 

Substance

Concentration

Interference

Change colour by itself

CN-

10 mg/l

Plus error

White discoloration (1 mg/l)

Br-

10 mg/l

Plus error

White discoloration (10 mg/l)

SCN-

1 mg/l

Plus error

White discoloration (100 mg/l)

Fe2+

20 mg/l

Minus error

No discoloration (1000 mg/l)

Fe3+

20 mg/l

Plus error

White discoloration (20 mg/l)

F-

1000 mg/l

No error

No discoloration (1000 mg/l)

I-

20 mg/l

Plus error

Pale yellow discoloration (20 mg/l)

S2-

3 mg/l

Plus error

Blackish grey discoloration (3 mg/l)

SO42-

1000mg/l

No error

No discoloration (1000 mg/l)

Calibration gas generation

Sodium Chloride standard solution

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