Source google image: https://www.researchgate.net/profile/Ana_Arevalo4/publication/262011444/figure/fig15/AS:669506628235278@1536634227752/1-H-MAS-NMR-spectra-of-H-SAPO-34-pH83-recorded-at-900-MHz-synthesized-using.png
Schema electrique 900 ssie
Source google image: https://www.researchgate.net/profile/Ana_Arevalo4/publication/262011444/figure/fig15/AS:669506628235278@1536634227752/1-H-MAS-NMR-spectra-of-H-SAPO-34-pH83-recorded-at-900-MHz-synthesized-using.png