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The transesterification reaction of soybean oil with methanol is studied with different gAl2O3 heterogeneous catalysts. The catalysts used are K-gAl2O3, Na-gAl2O3, Li-gAl2O3, Ca-gAl2O3 and Ba-gAl2O3 both 5% and 10% in me...

Natural rubber latex is found in numerous medical and dental products. Adverse latex reactions in dental patients and practitioners have significantly increased since the introduction of universal precautions for infecti...

Several forms of niobium oxide were prepared, including nanostructured mesoporous materials, and their acidity properties were comprehensively investigated and compared with commercially available materials. The composit...