A comprehensive stability indicating method for clonidine hydrochloride impurities profiling and degradation analysis in tablet formulations: green metric study by Vijay Arjun Bagul, Sushama Raju Ambadekar, Anand Radheshyam Tiwari

“…The method was validated as per ICH Q2 (R2) guidelines and demonstrated specificity, precision, robustness, and linearity over a concentration range from the LOQ to 150% of the specification level. …”
Get full text

A Preliminary Study on the Relationship between Arthropod Diversity and Vegetation Diversity in Four Contrasting Ecosystems in Hanthana Mountain Range of Sri Lanka, during the Post... by W. A. Manasee Weerathunga, A. M. Gihan Athapaththu, L. D. Amarasinghe

“…In AQ, BL, and PN, the arthropod diversity was linearly dependent on plant diversity (R2 = 0.423, p ≤ 0.001), whereas it was not so when PNEN was also included (R2 = 0.008, p ≤ 0.001). …”
Get full text

Hubungan antara Kesiapan Menghadapi Perubahan, Persepsi Dukungan Organisasi, Psychological Capital dan Stress Kerja ASN di Lingkungan Pemerintah Provinsi Jawa Timur di Kota Suraba... by Arum Listya Puspita, Suroso Suroso, Dyan Evita Santi

“…This research has tested classical assumptions using normality, linearity, and multicollinearity tests. The data obtained was analyzed using multiple regression analysis. …”
Get full text

Impact of Fatty Acid Types and Microwave Post-Treatment on the Physicochemical Properties of Water Caltrop Starch–Lipid Complexes by Pei-Chang Lee, Lih-Shiuh Lai

“…However, X-ray diffraction analysis indicated increased relative crystallinity, particularly in the stearic acid complex (10.4%) compared to the oleic acid complex (4.8%), likely due to the higher linearity and saturation of stearic acid. Differential scanning calorimetry confirmed the presence of both type I and type II crystallization in all samples. …”
Get full text

Tissue Distribution of Hirsutine and Hirsuteine in Mice by Ultrahigh-Performance Liquid Chromatography-Mass Spectrometry by Quan Zhou, Jianshe Ma, Limei Chen

“…The acetonitrile precipitation method was used to remove protein-treated mouse plasma and tissue homogenate samples. In the concentration range of 2–5000 ng/g, hirsutine and hirsuteine in tissues showed good linearity (r > 0.995), and the lower limit of quantification was 2 ng/g. …”
Get full text

Magnetism in EuAlSi and the Eu_{1−x}Sr_{x}AlSi solid solution by Dorota I. Walicka, Olivier Blacque, Karolina Gornicka, Jonathan S. White, Tomasz Klimczuk, Fabian O. von Rohr

“…Long-range magnetic order in Eu_{1−x}Sr_{x}AlSi persists up to x=0.95, whereas superconductivity is only observed for samples with x>0.97.…”
Get full text

Development and validation method for the determination of related substances in nimesulide granules for oral suspension by K. V. Tarapon, O. V. Tryhubchak

“…During the validation the characteristics were studied: specificity, linearity, LOD, LOQ, precision, accuracy, robustness. …”
Get full text

Numerical Investigation on Flowability of Pulverized Biomass Using the Swelling Bed Model by Mateusz Przywara, Regina Lech-Przywara, Wojciech Zapała

“…The model assumed that moisture is not present in surface form, the total amount of moisture is absorbed into the interior of the material grains, and the volume of a single grain increases linearly with an increase in the volume of the absorbed moisture. …”
Get full text

The Reliable Detection of Homocysteine Using a Biosensor Based on Recombinant Cystathionine β-Synthase and Nanoporous Gold by Zihan Huang, Yan Gao, Lei Zhang, Ting Cai, Ruijun Liu, Xia Wang

“…The electrochemical detection of Hcy exhibited excellent linearity, with a high sensitivity reaching 10.43 µA mM⁻¹ cm⁻² and a low detection limit of 1.31 µM. …”
Get full text

Preparation of glycerol-enriched yeast culture and its effect on blood metabolites and ruminal fermentation in goats. by Gengping Ye, Yongxing Zhu, Jin Liu, Xingxiang Chen, Kehe Huang

“…These parameters changed linearly with increasing GY supplementation level (P<0.05). …”
Get full text

Rapid Determination of 26 Pyrrolizidine Alkaloids in Milk Power and Liquid Milk by Solid Phase Extraction Combined with Ultra-high Performance Liquid Chromatography-Tandem Mass Spe... by CHEN Yankai

“…The calibration curves for the 26 PA compounds showed good linearity in the range of 1.0–40 ng/mL with determination coefficients (R2) greater than 0.992. …”
Get full text

Quantitative determination of 0.05 % chlorhexidine solution by capillary electrophoresis by A. M. Sampiiev, N. A. Davitavian, Ye. B. Nikiforova, Yu. F. Yakuba

“…The validation analysis showed that the technique is characterized by specificity, linearity in the concentration range from 100 μg/ml to 700 μg/ml (y = 0.3438х - 12.4789; r = 0.9913), accuracy for chlorhexidine levels of 80–120 % (R = 98.82–100.44 %), precision (Sr = 0.44–0.61 %). …”
Get full text

Morphine and codeine in racing horse feed: is there reason for concern? by Karačonji Irena Brčić, Jelača Tea, Jurič Andreja, Vrdoljak Ana Lucić

“…The method showed satisfactory linearity (R2>0.9980) in the tested concentration range (85–1600 ng/g), as well as good precision (RSD<4 %), accuracy (>95 %), and sensitivity (limit of detection 22 and 25 ng/g for morphine and codeine, respectively). …”
Get full text

Simultaneous determination of multiple persistent organic pollutants in soil by ultrasonic extract-gas chromatography-mass spectrometry by ZHANG Hao, HUANG Ronglang, CHEN Minyan, JIANG Jun, YANG Lan, CHEN Jian, LÜ Zhijiang, LIAO Min, WANG Haizhen, XU Jianming

“…Except for 2, 2′, 3, 3′, 4, 4′, 5, 5′, 6, 6′-decabromodiphenyl ether (BDE209), the other 41 POPs were efficiently separated within 23.83 min. Excellent linearity was observed in the concentration range of 20-1 000 µg/L for all POPs with the coefficients of determination (R²) of 0.997 5-0.999 9. …”
Get full text

Development and validation of an analytical method for detecting chlorantraniliprole residues in fresh tea leaves by Tengfei Liu, Minghui Dong, Fengjie Zhou, Daifeng Yang, Xueming Zhang

“…Mean recoveries of 95.2%–108.8% were obtained with intraday and interday precisions of less than 7.9% and 10.3%, respectively. Good linearity was observed for concentrations of 0.02–1.0 mg/kg with a correlation coefficient of 0.9984. …”
Get full text

Experimental Study on the Saturated Compacted Loess Permeability under K0 Consolidation by Yan-zhou Hao, Tie-hang Wang, Xin Jin, Lei Cheng, Jiang-le Li

“…Three tests are conducted on compacted loess: triaxial permeability test under confining pressure consolidation, triaxial permeability test under K0 consolidation, and SEM test. Samples are maintained and tested at different dry densities under saturated conditions. …”
Get full text

Development and Validation of Method for the Quantitative Determination of Zinc in its Chelate Complexes Using Energy Dispersive X-ray Fluorescence Spectroscopy by А. V. Marukhlenko, Т. V. Maksimova, Т. V. Pleteneva, М. A. Morozova

“…The method was evaluated by the following validation parameters: specificity, linearity, correctness, precision, and analytical range. …”
Get full text

Methodological Features of Validating Forensic Expert Techniques by A. I. Usov, G. G. Omel’yanyuk, G. I. Bebeshko, I. P. Lyubetskaya, I. B. Afanas’ev

“…Requirements for control samples are provided.The authors also give examples of probabilistic evaluation of validation parameters for two qualitative testing methods: microscopic examination of textile fibers and detection of gunshot residue using scanning electron microscopy and X-ray microanalysis. …”
Get full text

Research in the Development and Validation of the Method of Quantitative Determination of Flavonoids in the Common Sorrel Herba, Gathered in the Altai Territory by G. R. Kutateladze, L. M. Fedoseeva

“…It has been established that the flavonoid complex of common sorrel herba includes rutin, therefore, the reference sample (RS) rutin was used as a standard for calculating the amount of flavonoids. …”
Get full text

Determination of 18 Amino Acids in Water by Solid Phase Extraction-Ultra Performance Liquid Chromatography-Tandem Triple Quadrupole Mass Spectrometry by Jin-han LIANG, Ze-hua LIU, Wan-qiong LIU, Yan-shan DONG

“…The results showed that the standard curves of this method for 18 AAs have good linearity with the correlation coefficient (R2) larger than 0.9913, the limits of detection and the limits of quantification are 0.06-0.23, 0.19-0.76 nmol/L, respectively. …”
Get full text