✦ LIBER ✦

Spectrophotometric determination of trace levels of atmospheric ammonia by conversion into indophenol and extraction with quaternary ammonium salts

✍ Scribed by Noriko Yamamoto; Noriko Kasahara; Tsuneo Shirai

Book ID: 118995638
Publisher: Elsevier Science
Year: 1990
Tongue: English
Weight: 286 KB
Volume: 37
Category: Article
ISSN: 0039-9140
DOI: 10.1016/0039-9140(90)80154-8

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Extraction-spectrophotometric determinat

Extraction-spectrophotometric determination of zinc(ii) with 4-(2-pyridylazo)-resorcinol and a quaternary ammonium salt

✍ D. Nonova; V. Nenov; N. Lihareva 📂 Article 📅 1976 🏛 Elsevier Science 🌐 English ⚖ 363 KB

Extraction-spectrophotometric determinat

Extraction-spectrophotometric determination of aluminium in river water with pyrocatechol violet and a quaternary ammonium salt

✍ Takashi Korenaga; Shoji Motomizu; Kyoji Tôei 📂 Article 📅 1980 🏛 Elsevier Science 🌐 English ⚖ 579 KB

Sensitive determination of quaternary am

Sensitive determination of quaternary ammonium salts by extraction-spectrophotometry of ion associates with bromophenol blue anion and coextraction

✍ Koichi Yamamoto 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 427 KB

Solvent Extraction-spectrophotometric De

Solvent Extraction-spectrophotometric Determination of Trace Amounts of Total Ammonia-Ammonium Ion Content in Sewage, Soil and Shrimp by Dicyclohexyl-18-crown-6 and Orange II

✍ H. Parham; M. Mobarakzadeh 📂 Article 📅 2003 🏛 SP MAIK Nauka/Interperiodica 🌐 English ⚖ 41 KB

Determination of extraction constant, tr

Determination of extraction constant, true partition coefficient and formation constant of ion-pair complexes of quaternary ammonium salts, tetrabutylammonium bromide and isopropamide iodide.with some organic anions by a solvent extraction technique

✍ Iga, T.; Hanano, M.; Shim, C.K.; Nishigaki, R. 📂 Article 📅 1981 🏛 Elsevier Science 🌐 English ⚖ 544 KB

Extraction of technetium-99 by complexat

Extraction of technetium-99 by complexation with ammonium tetramethylenedithiocarbamate into chloroform and its application to the determination of technetium-99 in low-level radioactive wastes

✍ Jih-Hung Chiu; Tieh-Chi Chu; Pao-Shan Weng 📂 Article 📅 1992 🏛 Elsevier Science 🌐 English ⚖ 617 KB

A feasltuhty study concernmg the extractron of carrier-free 99mTc0; from HCI solution by chelatmg with ammomum tetramethylenechthlocarbamate (ammomum pyrrohdmedlthlocarbamate, APDQ into chloroform was carried out ExtractIon parameters such as the effect of a&@ m the aqueous phase on the extractIon e