On-line liquid chromatographic trace enrichment and high-performance liquid chromatographic determination of diquat, paraquat and difenzoquat in water
1996 ◽
Vol 728
(1-2)
◽
pp. 325-331
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1983 ◽
Vol 274
◽
pp. 239-253
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1992 ◽
Vol 583
(1)
◽
pp. 77-82
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1998 ◽
Vol 812
(1-2)
◽
pp. 321-326
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1997 ◽
Vol 690
(1-2)
◽
pp. 195-202
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1981 ◽
Vol 211
(1)
◽
pp. 135-143
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1981 ◽
Vol 225
(1)
◽
pp. 131-138
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1995 ◽
Vol 13
(11)
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pp. 1349-1353
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