Determination of Total Nitrogen in Environmental Samples: Validation by Comparison of Techniques and Intralaboratory Studies

2009 ◽  
Vol 42 (7) ◽  
pp. 948-957
Author(s):  
S. Karthikeyan ◽  
J. He ◽  
U. M. Joshi ◽  
R. Balasubramanian
Keyword(s):  
Total Nitrogen ◽  
Environmental Samples ◽  
Comparison Of Techniques

Field analysis Cr(VI) in water samples by a smartphone-based ultralong absorption path reflection colorimetric device

2021 ◽  
Author(s):  
Xiaolan Chen ◽  
Cheng Ma ◽  
Qi Kang ◽  
Yu-Qin Chen ◽  
Dazhong Shen
Keyword(s):  
Hexavalent Chromium ◽  
Water Samples ◽  
Environmental Samples ◽  
Field Analysis ◽  
Absorption Path

Hexavalent chromium is highly toxic and regarded as one of the main pollutants in environmental samples. Sophisticated laboratory instruments are commercially available for in-field determination of chromium. It is highly...

Facile and Sensitive Spectrophotometric Determination of Carbosulfan in Formulations and Environmental Samples

2006 ◽  
Vol 129 (1-3) ◽  
pp. 271-276 ◽  
Author(s):  
K. Suresh Kumar ◽  
K. Suvardhan ◽  
D. Rekha ◽  
K. Kiran ◽  
G. Chalapathi Rao ◽  
...  
Keyword(s):  
Spectrophotometric Determination ◽  
Environmental Samples
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