Standard | TT Type | Oxygen flow rate (l/min) | |||||||||||||
2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | ||
ISO 15002 | PCTT | 8% | 15% | 37% | 45% | 38% | 43% | 37% | 43% | 30% | 41% | 32% | 42% | 36% | 40% |
NPCTT | 17% | 23% | 25% | 31% | 27% | 29% | 25% | 28% | 24% | 31% | 24% | 32% | 26% | 31% | |
CGA | PCTT | 36% | 38% | 45% | 45% | 38% | 43% | 37% | 43% | 30% | 41% | 32% | 42% | 36% | 40% |
NPCTT | 48% | 39% | 31% | 31% | 27% | 29% | 25% | 28% | 24% | 31% | 24% | 32% | 26% | 31% |