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@article{9f41dbb186d94fd28ba7b29335af99f3,
title = "Automated procedure for determination of ammonia in concrete with headspace single-drop micro-extraction by stepwise injection spectrophotometric analysis",
abstract = "A novel automatic stepwise injection headspace single-drop micro-extraction system is proposed as a versatile approach for automated determination of volatile compounds. The system application is demonstrated for ammonia determination in concrete samples. An ammonia gas was produced from ammonium ions and extracted on-line into 5 μL 0.1 M H3PO4 to eliminate the interference effect of concrete species on the ammonia stepwise injection spectrophotometric determination. The linear range was 0.1 to 1 mg kg−1 with LOD 30 µg kg−1. The sample throughput was 4 h−1. This system has been successfully applied for the determination of ammonia in concretes..",
author = "I. Timofeeva and I. Khubaibullin and M. Kamencev and A. Moskvin and A. Bulatov",
year = "2015",
doi = "10.1016/j.talanta.2014.04.081",
language = "English",
volume = "133",
pages = "34--37",
journal = "Talanta",
issn = "0039-9140",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Automated procedure for determination of ammonia in concrete with headspace single-drop micro-extraction by stepwise injection spectrophotometric analysis

AU - Timofeeva, I.

AU - Khubaibullin, I.

AU - Kamencev, M.

AU - Moskvin, A.

AU - Bulatov, A.

PY - 2015

Y1 - 2015

N2 - A novel automatic stepwise injection headspace single-drop micro-extraction system is proposed as a versatile approach for automated determination of volatile compounds. The system application is demonstrated for ammonia determination in concrete samples. An ammonia gas was produced from ammonium ions and extracted on-line into 5 μL 0.1 M H3PO4 to eliminate the interference effect of concrete species on the ammonia stepwise injection spectrophotometric determination. The linear range was 0.1 to 1 mg kg−1 with LOD 30 µg kg−1. The sample throughput was 4 h−1. This system has been successfully applied for the determination of ammonia in concretes..

AB - A novel automatic stepwise injection headspace single-drop micro-extraction system is proposed as a versatile approach for automated determination of volatile compounds. The system application is demonstrated for ammonia determination in concrete samples. An ammonia gas was produced from ammonium ions and extracted on-line into 5 μL 0.1 M H3PO4 to eliminate the interference effect of concrete species on the ammonia stepwise injection spectrophotometric determination. The linear range was 0.1 to 1 mg kg−1 with LOD 30 µg kg−1. The sample throughput was 4 h−1. This system has been successfully applied for the determination of ammonia in concretes..

U2 - 10.1016/j.talanta.2014.04.081

DO - 10.1016/j.talanta.2014.04.081

M3 - Article

VL - 133

SP - 34

EP - 37

JO - Talanta

JF - Talanta

SN - 0039-9140

ER -

ID: 3926571