Instrument - scanning mobility particle sizer

Short name:
SMPS - bulk, wall loss corrected

Full name:
scanning mobility particle sizer

What is being measured:
number of particles in a range of size bins

Sampling Protocol:


3080, 3772

Instrument year :
None specified

Data recording software:
Custom labview program

Data analysis software:

Raw data time resolution:
300 s

Analysis data averaging:

Detection limit:
1 particle/cc

Sensitivity to temperature (and correction method, if applicable): :

Sensitivity to relative humidity (and correction method, if applicable): :

Sampling method:
Direct sampling

Sample preparation method:

Sample residence time (chamber to instrument) (seconds):

Length of tubing (cm):

Instrument flow rate:
0.3 lpm

Tubing inner diameter:
0.16 in

Tubing material:
Stainless Steel

Chemical identification method:

Data analysis method:
Particle numbers are corrected for particle wall loss using constant size-dependent particle loss rates estimated from separate particle loss experiments

Quantification method:

Calibration method:
Size calibration with polystyrene latex spheres

Calibration drift estimate:
Low (on the order of weeks)

Calibration schedule:
As Needed

Uncertainty estimation method:
Precision during calibrations

Known interferences:

Link to supplemental information:

Additional notes:
Particle mass is calculated by assuming a density of 1.2 g/cm3

Measurement uncertainty:
Size-distribution-dependent; inquire with PI

Measurement units:
Particle mass: ug/m3; particle volume: cm3/m3; particle surface area: um2/cm3; particle number: #/cm3