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. 2009 Mar 12;10(1):243–251. doi: 10.1208/s12249-009-9202-9

Table IV.

Key Size Fraction Metrics Determined for Five Actuations of Flovent®-110 into the T-FSA: Comparison with Equivalent Data from the C-FSA and ACI

Location Size rangea (μm) Upper size limit (μm) Size fraction Cumulative mass % < stated upper size limit (mean ± SD)
T-FSA C-FSA ACI
Induction port >9 Undefined CPF>4.7 μm 57.6 ± 3.5 60.1 ± 1.2 57.7 ± 2.2
Stage 2Ab; C-FSA 2b; T-FSA >4.7 Undefined
Stage 5b 1.0–4.7: C-FSA; 1.1 – 4.7: T-FSA, ACI 4.7 FPF<4.7 μm 42.4 ± 3.5 39.9 ± 1.2 42.3 ± 2.2
Backup filter <1.0: C-FSA; <1.1: T-FSA, ACI 1.0: C-FSA; 1.1: T-FSA, ACI EPF<1.0 μm; EFF<1.1 μm 3.8 ± 0.5 3.5 ± 0.4 1.2 ± 0.2

n=5

aBased on manufacturer’s nominal calibration data at 28.3 L/min

bBased on numbering in full-resolution ACI