The detection and recognition of metabolically derived aldehydes. which have been identified as important products of oxidative stress and biomarkers of cancers; are considered as an effective approach for early cancer detection as well as health status monitoring. Quartz crystal microbalance (QCM) sensor arrays based on molecularly imprinted sol-gel (MISG) materials were developed in... https://allfixelectricales.shop/product-category/lower-spray-arm-bush/