285锌检测管 Zn

Performance Measuring Range 3 to 20 mg/L Sampling Time 3 minutes Detecting Limit 0.5 mg/L Colour Change Pale orange → Reddish purple Reaction Principle Zn + Indicator → Reddish purple complex compound

285锌检测管 Zn 的详细介绍

Zinc Ion                              NO.285

Zn

Performance
Measuring Range			3 to 20 mg/L
Sampling Time			3 minutes
Detecting Limit			0.5 mg/L
Colour Change			Pale orange → Reddish purple
Reaction Principle			Zn + Indicator → Reddish purple complexcompound
Shelf Life			3 Years
Corrections for temperature &humidity			Water temperature correction isnecessary
Store the tubes at cool ａnd darkplace.
Possible coexisting substances ａnd theirinterferences （NOTE）
Substance	Concentration	Interference	Change colour by itselfto
CN-	10 mg/L	+	No （100mg/L）
Fe2+	1 mg/L	+	Reddish purple （3mg/L）
Fe3+	2 mg/ L	+	No （100mg/L）
Ni	2 mg/ L	+	Purple（whole layer） （2mg/L）
Cu	0.1 mg/L	+	Reddish purple （0.1mg/L）
Mn	0.5 mg/L	+	Purple （3mg/L）
Pb	0.5 mg/L	+	No （100mg/L）