281铁离子检测管 Fe2+ 281

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产品价格： < 面议

产品型号：281

品牌：其它品牌

公司名称：河南省鑫属实业有限公司

所在地：广东深圳

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产品简介

Performance Measuring Range (5) to 50 mg/L Sampling Time 5 minutes Detecting Limit 1.0 mg/L Colour Change White → Orange Reaction Principle Fe2+ + 1,10 Fenantoroline (White) → Complex compound Shelf L

产品详细信息

Iron (II) Ion NO.281

Fe²⁺

Performance
Measuring Range			(5) to 50 mg/L
Sampling Time			5 minutes
Detecting Limit			1.0 mg/L
Colour Change			White → Orange
Reaction Principle			Fe²⁺ + 1,10 Fenantoroline (White) → Complex compound
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
Zn	5 mg/L	+	No (100mg/L)
Co	5 mg/L	+	Orange (1mg/L)
CN^-	20 mg/ L	-	No (100mg/L)
^Fe³⁺	50 mg/L	+	Pale orange (50 mg/L)
^CU⁺	5 mg/L	-	Pale orange (1 mg/L)
CU²⁺	10 mg/L	+	Pale blue (50 mg/L)
Ni	5 mg/L	+	No (100mg/L)
Mn	50 mg/L	-	No (100mg/L)
PO4^3-	100 mg/L	No	No (100mg/L)