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. 2018 Jul 13;140(29):9154–9158. doi: 10.1021/jacs.8b04494

Table 1. Description of Samples and Needles.

sample number description APT needle numbers
1 high-Si SAPO-34, calcined  
2 low-Si SAPO-34, calcined  
3 29Si enriched, high-Si SAPO-34, calcined 1–3
4 29Si enriched, low-Si SAPO-34, calcined 4, 5
5 large crystals SAPO-34, fresh 6–11
6 large crystals SAPO-34, calcined 12–16
7 large crystals SAPO-34, MTH reacted 17–22