WLK-8A阴离子免维护抑制器应用于KOH梯度淋洗

2018-10-19 06:24:53 9

WLK-8A阴离子免维护抑制器是一款离子交换膜隔离密封抑制器,主要特点是低维护,长寿命,稳定快,操心少,性能指标与国外产品相仿,是一款可完全替代进口产品的国产抑制器,本例应用于KOH梯度淋洗,可完全适应梯度淋洗要求,本例应用最高淋洗液浓度为40mM KOH.

色谱仪:RPIC-2017离子色谱仪

检测器:动态量程电导检测器

色谱柱:AS19 4×250mm

抑制器:WLK-8A阴离子免维护抑制器

抑制电流:100mA

流速:1.0mL/min

淋洗液:

时间浓度
0-5min10mM
5-18min10-30mM
18-20min
40mM
20-25min
40mM
25.1min10mM
25.1-30min10mM


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STD1STD2STD3STD4STD5STD6STD7
F-0.0420.05
0.1
0.2
0.5
1.05.0
Acetate0.083
0.10.20.41.02.010.0
Formate0.0830.10.20.41.02.010.0
BrO3-0.0830.10.20.41.02.010.0
Cl-0.0830.10.20.41.02.010.0
NO2-0.1250.150.30.61.53.015.0
ClO3-0.0830.10.20.41.02.010.0
Br-0.170.20.40.82.04.020.0
NO3-0.170.20.40.82.04.020.0
SO42-
0.250.30.61.23.06.030.0
Malate0.0830.10.20.41.02.010.0
Oxalate0.0830.10.20.41.02.010.0
PO43-0.250.30.61.23.06.030.0