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Table 4 Total chemical reagents used for conventional and multi-step syntheses of MCM-41

From: Eco-friendly synthesis for MCM-41 nanoporous materials using the non-reacted reagents in mother liquor

 

Conventional approach

Multi-cycle approach

Amount of chemical saved (%)

Total chemicals consumed

   

Na2SiO3 (g)

42.412

34.918

17.67

CTABr (g)

11.543

8.506

26.31

H2O (g)

159.832

92.513

42.12

  1. The calculation is based on five synthesis batches or cycles.

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