Rapid determination of benzalkonium chlo
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J.J. Halvax; G. Wiese; J.A. Arp; J.M.P. Vermeer; W.P. Van Bennekom; A. Bult
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Article
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1990
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Elsevier Science
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English
β 927 KB
Benzalkonium chloride was assayed by on-line extraction of the benzalkonium ion with picrate to chloroform. The absorbance of picrate was measured. The extractions were performed with a home-made flow injection extraction unit. Calibration curves (1.5-180 x 10(-4)% w/v) were straight lines (r = 0.99