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Table 1 Characteristics of manganese aerosols generated for whole-body exposures in this study (means ± SD)

From: Sub-chronic inhalation of high concentrations of manganese sulfate induces lower airway pathology in rhesus monkeys

 

Nominal MnSO4 exposure concentration (mg/m3)

 

0.18

0.92

4.62a

4.62b

Actual exposure concentration (mg MnSO4/m3)c

0.19 ± 0.01

0.97 ± 0.06

4.55 ± 0.33

4.45 ± 0.35

Geometric mean diameter (μm)d

1.04

1.07

1.12

1.04

Geometric standard deviation (σg)d

1.51

1.54

1.58

1.50

Mass median aerodynamic diameter (μm)e

1.73

1.89

2.12

1.72

  1. a Cohort 1
  2. b Cohort 2
  3. c Based on continuous chamber monitoring with a calibrated optical particle sensor (Real-Time Aerosol Sensors, Model RAM-S, MIE, Inc., Billerica, MA).
  4. d Based on biweekly aerodynamic particle size spectrometry (Aerodynamic Particle Sizer, Model 3320, TSI, Inc., St. Paul, MN) measurements.
  5. e Calculated value [56]
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Respiratory Research

ISSN: 1465-993X

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