产品品牌：

日本gastec

产品型号：

291

类型：

水质在线分析仪

291镍离子检测管 Ni的详细介绍

Nickel Ion NO.291

Ni

Performance
Measuring Range			(5) to 50 mg/L
Sampling Time			3 minutes
Detecting Limit			5 mg/L
Colour Change			White → Red
Reaction Principle			Ni + Dimethyl glyoxime → Complexcompound
Shelf Life			3 Years
Corrections for temperature &humidity			Unnecessary
Store the tubes at cool and darkplace.
Possible coexisting substances and theirinterferences (NOTE)
Substance	Concentration	Interference	Change colour by itselfto
Zn	20 mg/L	-	No (1000mg/L)
Al	30 mg/L	-	No (1000mg/L)
Co	3 mg/ L	+	Greenish brown (20mg/L)
CN-	10 mg/L	-	No (100mg/L)
Fe2+	5 mg/L	+	Brown (60mg/L)
Fe3+	100 mg/L	-	No (1000mg/L)
Cu	5 mg/L	+	Reddish brown / yellowishGreen(50mg/L)