نتایج جستجو برای: p dodecylbenzenesulfonic acid
تعداد نتایج: 1923939 فیلتر نتایج به سال:
a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...
objective: this study aimed to assess the destructive effects of citric acid, lactic acid and acetic acid produced from the fermentation of foods on primary teeth enamel. methods: this in vitro, experimental study was conducted on 24 sound primary teeth. the teeth were polished with a fine abrasive paper under running water. tooth pieces measuring 3 × 4 × 3mm were cut out of the teeth and sto...
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