Gastec 271 Mercury Hg in Solution detector tube (1 ~ 20 mg/L)
Manufacturer: Gastec Model: 271 - Request a Quotation
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Indicator: 1 ~ 20 mg/L
Measuring Range: 1 ~ 20 mg/L
Sampling Time: 5 minute
Colour Change: Pale orange → Bluish purple
Reaction Principle: Hg + PAN (indicator) → Complex compound
Nr. of tests: 10
Measuring Range | 1 to 20 mg/L |
Sampling Time | 5 minutes |
Detecting Limit | 0.5 mg/L |
Colour Change | Pale orange → Bluish purple |
Reaction Principle | Hg + PAN (indicator) → Complex compound |
Shelf Life | 3 Years |
Corrections for temperature & humidity | Unnecessary |
Store the tubes at cool and dark place. |
Substance | Concentration | Interference | Changes colour by itself to |
Fe2+ | ≧ 0.5 mg/L | Reddish purple ( ≧ 0.5mg/L) | |
Fe3+ | ≧ 1 mg/L | No ( ≦ 100mg/L) | |
Cu | ≧ 0.5 mg/ L | + | Reddish purple ( ≧ 0.5mg/L) |
Zn | ≧ 0.5 mg/L | + | Purple ( ≧ 0.2mg/L) |
Mn | ≧ 1 mg/L | + | Bluish purple ( ≧ 1mg/L) |
Al | ≧ 0.5 mg/L | + | No ( ≦ 100mg/L) |
Ni | ≧ 0.3 mg/L | + | Purple ( ≧ 0.3mg/L) |
Co | ≧ 0.2 mg/L | + | Purple ( ≧ 0.2mg/L) |
(i.e. in solution).
Dissolved sulphide detector tube
211H / 211M / 211 / 211LL
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Liquid detector tube
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* Adjustment for pH is required when measuring with liquid detector tubes.
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