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Tabletsprepared with microcrystalline cellulose withthe largest mean particle size (100 Âµm; AvicelPH-102) presented higher hardness, lower fri-ability and higher amount of drug released thanthose prepared with Avicel PH-101 (mean parti-cle size of 50 Âµm).
Avgas grades are defined primarily by their octane rating. Two ratings are applied to aviation gasolines (the lean mixture rating and the rich mixture rating) which results in a multiple numbering system e.g. Avgas 100/130 (in this case the lean mixture performance rating is 100 and the rich mixture rating is 130).In the past, there were many different grades of aviation gasoline in general use e.g. 80/87, 91/96, 100/130,108/135 and 115/145.wo ratings are applied to aviation gasolines (the lean mixture rating and the rich mixture rating) which results in a multiple numbering system e.g. Avgas 100/130 (in this case the lean mixture performance rating is 100 and the rich mixture rating is 130).