MicroBio MB1 Bioaerosol Sampler

The MicroBio MB1 bioaerosol sampler is the simplest to use and most economical microbial air sampler of its kind.  It has been fully validated and thousands of units have sold worldwide.

The Affordable Microbial Air Sampler

The MicroBio MB1 bioaerosol sampler is capable of using both a 90 mmPetri Dish (400 and 220 hole head versions) or 55 mm contact plates (only 220 hole head version). Using standard readily available consumables at low cost with a variety of media makes the MicroBio MB1 an economical instrument to use. The MicroBio MB1 bioaerosol sampler is an invaluable device for use in food and packaging quality assurance, indoor air quality and education.


MB1 - 220 HoleMB1 - 400 Hole
Sample head220 holes x 1mm
Stainless steel
400 holes x 0.7mm
Anodised Aluminium
Flow (L/min) 100100
Sampling Volume per Sample (litres)10 - 2,00010 - 2,000
Autonomy (litres)> 60,000> 60,000
User defined volumes ××
d50 (um)1.7 1.35
Particle velocity (m/s)9.6510.83
LCD display ××
Microprocessor Control
Start delay 1 to 60 minutes1 to 60 minutes
90mm Petri
55 mm contact ×
Weight (kg)
(inc. battery)
Tripod mount ××
Dimensions196 x 100 x 108 mm with attached sampling head
Battery 4 x AA NiMH cells, 6V
Battery replacement User replaceable for under £15
Fast charger (minutes)100
ChargerUK, Euro, USA, Australia and 12V in-car
Carry Case/Bag
DTI VAM Validated
Warranty 2 years

Supplied with the MB1 Bioaerosol Sampler

  • Petri dish and contact plate spring sets
  • Stainless Steel Sampling head
  • Printed operating manual
  • Padded carry bag
  • Multi-voltage world-wide charger with international plugs
  • Ansmann maxE NiMH cells
  • Certificate of Calibration


To support your use of the MB1 bioaerosol sampler, the operating instructions, spreadsheets to help analyse the results and documentation templates for qualification can be downloaded from the links below.  If you require a copy of a manual for an older model, please contact us.

MicroBio MB1 Data Sheet

MicroBio MB1 Operating Manual

Positive Hole Correction Analysis Spreadsheet using Excel™ (Windows™ or Libre Office)

Positive Hole Correction Analysis Spreadsheet using Numbers™ (Apple Mac)

Sampling Head Option

The MicroBio MB1 can be purchased with the option of one of two types of sampling heads.   The MicroBio MB1 will be calibrated for use with the selected head.  If swapping to another head type, the MicroBio MB1 must be re-calibrated.

220 x 1 mm hole stainless steel head

This is the standard head sold with the MicroBio MB2 and MB1 air samplers.  It is designed as a dual purpose head for both 55/60mm contact plates or up to 90mm Petri dishes.  The d50 cut-off point of 1.7 um and has a jet velocity of 9.63 m/s.  It is the ideal head for general purpose sampling in air quality and food production.

MicroBio 220 Hole Sampling Head

400 x 0.7 mm hole anodised aluminium head

Available as a no-cost option, this head provides full coverage of 90mm Petri dishes with a d50 point of 1.35 um and air jet velocity of 10.7 m/s.  These heads are ideal for use in areas needed higher sensitivity of collection.

MicroBio 400 Hole Sampling Head