Trace determination of zinc in standard alloys, environmental and pharmaceutical samples by fourth derivative spectrophotometry using 1-2- (thiazolylazo)-2-naphthol as reagent and ammonium tetraphenylborate supported on naphthalene as adsorbent

Talanta

Volumn 49, Issue 3, 1999, Pages 485-493

  Bhalotra, Anju ^a   Puri, Bal Krishan ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY DELHI   (India)

Author keywords

1 2(Thiazolylazo) 2 naphthol; Ammonium tetraphenylborate naphthalene; Environmental and pharmaceutical samples; Fourth derivative spectrophotometry; Standard alloys; Zinc

Indexed keywords

1 (2 THIAZOLYLAZO) 2 NAPHTHOL; ALLOY; AMMONIUM TETRAPHENYLBORATE; BORIC ACID; NAPHTHALENE; NAPHTHOL DERIVATIVE; REAGENT; UNCLASSIFIED DRUG; ZINC;

ARTICLE; CHEMICAL ANALYSIS; FLOW RATE; PH; SAMPLING; SPECTROPHOTOMETRY;

EID: 0032771424     PISSN: 00399140     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0039-9140(99)00013-2     Document Type: Article

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