Extraction-Photometric Determination of Microgram Amounts of Gold(III) Using Thionine in a Sulfuric Acid Medium

Geokchyan, N. O. / Egiazaryan, A. A. / Mikaelyan, D. A. et al. | British Library Online Contents | 1998

Evaluation of a Low‐Cost Arsenic and Selenium Determination at Microgram‐per‐Liter Levels

Caldwell, James S. / Lishka, Raymond J. / McFarren, Earl F. | Wiley | 1973

Determining Volatile Organics at Microgram‐per‐Litre Levels by Gas Chromatography

Bellarand, T. A. / Lichtenberg, J. J. | Wiley | 1974

Reference Flow Injection Analysis of Trace Amounts of Tannin with Inhibited Kinetic Spectrophotometric Detection

Yu, L. | British Library Conference Proceedings | 2014

Spectrophotometric determination of trace amounts of vanadium(V) by means of its catalytic effect on oxidation of azomethine-H by bromate

Jinzhang, G. / Xuan, Z. / Baowei, Z. et al. | British Library Online Contents | 2000