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Chrominum (VI) ion (Cr6+)
Item Item Details
(Price is for domestic US market only)
Chrominum (VI) ion (Cr6+)
Item Name:
Chrominum (VI) ion (Cr6+)
Item #:
GAS-273

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Chromium (VI) Ion Cr6+ NO: 273

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Performance

Measuring Range

0.5 to 50 mg/l

Sampling Time

2 minutes

Detecting Limit

0.4 mg/l

Color Change

White Yellow

Reaction Principle

Cr6+ + Pb(CH3COO)2 PbCrO4
Shelf Life 3 Years
Corrections for
temperature & humidity
Water temperature correction is necessary
Store the tubes at cool and dark place.


Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Changes color by itself to

Chloride ion

20mg/l or higher

Plus error

No

Acetic acid ion

20mg/l or higher

Plus error

No

Nitric acid ion

30mg/l or higher

Plus error

No

Sulfide ion

0.5mg/l or higher

Plus error

Brown

Sulfuric acid ion

10mg/l or higher

Plus error

No

Phosphoric acid ion

5mg/l or higher

Plus error

No




Range .05-500mg/l


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