Method for assessing fullerene C60 contamination in sludge improved soil
A technology for improving soil and fullerenes, applied in the field of contaminated soil remediation, can solve problems such as unfavorable detection, complicated operation, and many processes, and achieve the effect of low cost and simple steps
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[0025] The present invention will be further described below by specific examples. The embodiments of the present invention are for better understanding of the present invention by those skilled in the art, and do not limit the present invention in any way.
[0026] 1) Select the dewatered sludge after anaerobic digestion of a sewage treatment plant in Tianjin, a garden soil and a saline-alkali soil in Jinnan District, Tianjin to simulate the land use process of sludge.
[0027] 2) Prepare a series of concentration gradients of C 60 Toluene standard solution, read the absorbance y at 332nm using a UV spectrophotometer 0 , drawn as figure 1 Shown C 60 Toluene standard solution concentration standard curve y=a 0 x+b 0 ①;
[0028] Preparation C 60 water suspension, and figure 1 Standard curve to determine the resulting C 60 the concentration of the aqueous suspension;
[0029] According to the mass ratio of 1:1, in a 50mL plastic centrifuge tube, mix 20g of pretreated u...
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