Determination of lead using a new chromogenic reagent 2-(2-sulfo-4- acetylphenylazo)-7-(2,4,6-trichlorophenylazo)-1,8-dihydroxynaphthalene-3, 6-disulfonic acid

Microchimica Acta

Volumn 144, Issue 4, 2004, Pages 257-261

  Guo, Yong ^a,b   Din, Bingjun ^a   Liu, Yongwen ^b,c   Chang, Xijun ^c   Meng, Shuangming ^b  

^a XI'AN JIAOTONG UNIVERSITY   (China)

^b Yanbei Normal Institute   (China)

^c LANZHOU UNIVERSITY   (China)

Author keywords

2 (2 sulfo 4 acetylphenylazo) 7 (2,4,6 trichlorophenylazo) 1,8 dihydroxynaphthalene 3,6 disulfonic acid; Lead; Spectrophotometry

Indexed keywords

2 (2 SULFO 4 ACETYLPHENYLAZO) 7 (2,4,6 TRICHLOROPHENYLAZO) 1,8 DIHYDRONAPHTHALENE 2,3 DISULFONIC ACID; 2,4,6 TRICHLOROANILINE; 4 ACETYLANILINE 2 SULFONIC ACID; 4 METHYL 2 PENTANONE; ANILINE DERIVATIVE; BARIUM; CALCIUM; CHROMOGENIC SUBSTRATE; LEAD; PHOSPHORIC ACID; POTASSIUM IODIDE; REAGENT; SULFONIC ACID DERIVATIVE; UNCLASSIFIED DRUG;

ABSORPTION; ACCURACY; ANALYTIC METHOD; ARTICLE; CHEMICAL ANALYSIS; EXTRACTION; REACTION ANALYSIS; SPECTROPHOTOMETRY; STANDARD; SYNTHESIS;

EID: 2142655902     PISSN: 00263672     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00604-003-0110-5     Document Type: Article

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