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449 results on '"Lee Yook Heng"'

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101. Construction of a Hydrogel Pectin-Based Triglyceride Optical Biosensor with Immobilized Lipase Enzymes

102. Novel DNA Biosensor for Direct Determination of Carrageenan

103. Rapid determination of kappa-carrageenan using a biosensor from immobilized Pseudomonas carrageenovora cells

104. Potentiometric enzyme biosensor for rapid determination of formaldehyde based on succinimide-functionalized polyacrylate ion-selective membrane

105. The Role of 8-Amidoquinoline Derivatives as Fluorescent Probes for Zinc Ion Determination

106. A regenerable screen-printed voltammetric Hg(II) ion sensor based on tris-thiourea organic chelating ligand grafted graphene nanomaterial

109. Health risk assessment of polycyclic aromatic hydrocarbons through aquaculture fish consumption, Malaysia

110. Chemical Composition, Antioxidant, and Antibacterial Activities of Essential Oils from Etlingera brevilabrum Valeton

111. Nile Blue chromoionophore-doped kappa-carrageenan for a novel reflectometric urea biosensor

112. Simple and Low-Cost On-Package Sticker Sensor based on Litmus Paper for Real-Time Monitoring of Beef Freshness

113. Determination of Hydroxymethylfurfural (HMF) in Honey Based on p-Toluidine as a Reagent Using Spectrophotometric Method

114. Biogenic Amines Detection by Chromatography and Sensor Methods: A Comparative Review

115. Reflectance chemosensor based on bis-thiourea derivative as ionophore for copper(II) ion detection

116. Application of the cellular oxidation biosensor to Toxicity Identification Evaluations for high-throughput toxicity assessment of river water

117. Reflectance aptasensor based on metal salphen label for rapid and facile determination of insulin

118. A Colorimetric pH Sensor Based on Clitoria sp and Brassica sp for Monitoring of Food Spoilage Using Chromametry

119. Optical DNA Biosensor Based on Square-Planar Ethyl Piperidine Substituted Nickel(II) Salphen Complex for Dengue Virus Detection

120. A New Thiourea Compound as Potential Ionophore for Metal Ion Sensor

121. Biofilm forming ability of bacteria isolated from necrotic roots canals of teeth

122. On-site detection of packaged squid freshness

123. Environmental Toxicity and Evaluation

124. A thiourea derivative as potential ionophore for copper sensing

125. Electrochemical Sunset Yellow Biosensor Based on Photocured Polyacrylamide Membrane for Food Dye Monitoring

131. Highly Sensitive Aluminium(III) Ion Sensor Based on a Self-assembled Monolayer on a Gold Nanoparticles Modified Screen-printed Carbon Electrode

132. A novel polymer inclusion membranes based optode for sensitive determination of Al3+ ions

133. Conductometric Studies of the Thermodynamics for Complexation of 1,1-Diethyl-3-(4-methoxybenzoyl)thiourea and Cobalt(II) Cation in Aqueous Binary Mixtures of Polar Organic Solvents

135. Distribution of heavy metals in roadside dust of Petaling Jaya, Malaysia with multivariate and correlation analyses for source identification.

136. Microencapsulated Aliivibrio fischeri in Alginate Microspheres for Monitoring Heavy Metal Toxicity in Environmental Waters

137. Crystal structure of 4-meth-oxy

138. Electrochemical DNA biosensor for potential carcinogen detection in food sample

140. Nanosensors for the Detection of Food Contaminants

141. Highly sensitive fluorescence optode for aluminium(III) based on non-plasticized polymer inclusion membrane

142. Highly Sensitive Fluorescence Optode Based on Polymer Inclusion Membranes for Determination of Al(III) Ions

143. Occurrence of Enterococcus species with virulence markers in an urban flow-influenced tropical recreational beach

144. Reflectance based sensor for carrageenan utilizing methylene blue embedded acrylic microspheres

145. A reflectometric ion sensor for potassium based on acrylic microspheres

146. Chilli hotness determination based on optical capsaicin biosensor using stacked immobilisation technique

147. Single-step and reagentless analysis of genetically modified soybean DNA with an electrochemical DNA biosensor

148. A cell-based potentiometric biosensor using the fungus Lentinus sajor-caju for permethrin determination in treated wood

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