2019-12-1 · The FoM of GO-COOH/CS spheres was about 1.1 USD/g. This was a slightly expensive price for high-performance adsorbents, because GO was very expensive. In the past five years, the price of GO decreased fast from 50 USD/g to 2 USD/g in China along with the large scale production.
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2020-7-22 · 2.1. Materials and reagents. Fe 2 SO 4 · 7H 2 O, H 2 O 2 solution (30%, v/v), and potassium iodide (KI) were purchased from Sinopharm Chemical Reagent Co., Ltd (China) at analytical grade. FLG was purchased from Suzhou Tanfeng Graphene Technology Co., Ltd (China). SMT (greater than or equal to 99%) and formic acid (high performance liquid chromatography (HPLC) grade) were purchased …
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2020-4-20 · Like the trend observed in previous testing high-AMW fractions decrease more significantly than the low-Mw fractions. 5. Conclusion. Having, through a radically new method, created and extensively tested three brand new catalytic materials (PGFe, GFe2 and GFe3), we herein report an improved catalyst for the heterogeneous Fenton process.
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2020-4-20 · To further study the morphology differences among GFe3 (a), GFe2 (b) and PGFe (c), SEM was used to produce in Fig. 2.As it can be seen from Fig. 2a, the surface of GFe3 was, in comparison, flatter and smoother. However, as displayed in Fig. 2b, there was an obvious change in the surface morphology of GFe2, many uniform FeS nanospheres were generated on the surface of GFe2, and …
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