MicroBio MB2 Bioaerosol Sampler

Bioaerosol samplers are vital equipment for us in bioaerosol research, clean rooms, pharmaceutical validation and throughout hospitals wherever air hygiene is vital. The MicroBio MB2 Bioaerosol Sampler has a host of features making it ideal for use in such applications. It has been fully validated and thousands of units are in use worldwide.

Now with Sequential Sampling and multi-lingual menu system.

The MicroBio MB2 bioaerosol sampler is capable of using both standard 90 mm Petri dishes or 55 mm contact plates with 220 and 400 hole sampling head option, avoiding the expense of proprietary sampling media. Using standard readily available consumables at low cost with a variety of media makes the MicroBio MB2 an economical instrument to use. The MicroBio MB2 bioaerosol sampler is an invaluable device designed for use in hospitals, with IAQ consultants and validating clean rooms to ISO 14698 requirements and USP797 Guidelines in the United States.


 MB2 - 220 HoleMB2 - 400 Hole
Sample head220 holes x 1mm
Stainless steel
400 holes x 0.7mm
Anodised Aluminium
Flow (L/min) 100100
Autoclave safe sampling head
d50 (µm)1.7 1.35
Mean particle velocity (m/s)9.6510.83
Sampling Volume per Sample (litres)10 - 10,00010 - 10,000
Sequential Sampling5 mins to 24 hours, up to 100 individual samples
up to 10,000 Litres
5 mins to 24 hours, up to 100 individual samples
up to 10,000 Litres
Start delay 1 min to 3 hours 1 min to 3 hours
User defined volumes 9
(Default: 100, 200, 400, 500, 750, 1000, 2000, 5000, 10000 litres)
(Default: 100, 200, 400, 500, 750, 1000, 2000, 5000, 10000 litres)
Autonomy (litres)> 60,000> 60,000
LCD display
Microprocessor Control
90mm Petri dish
55 mm contact platex
Weight (kg)0.750.72
Common to all MB2 models
Tripod mount ✓ (Supplied with mini table-top tripod)
UNC ¼-20 Photographic thread
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)120
ChargerUK, Euro, USA, Australia and 12V in-car
Carry Case/Bag
DTI VAM Validated
Warranty 2 years
Screen languagesEnglish, French, German, Hungarian, Italian, Malaysian, Norwegian, Spanish

Supplied with the MB2 Bioaerosol Sampler

  • Petri dish and contact plate spring sets
  • 220 hole x 1 mm stainless steel or 400 x 0.7 mm anodised aluminium sampling head
  • Printed operating manual
  • Padded carry bag
  • Mini table-top tripod
  • Multi-voltage world-wide charger with UK, Euro, USA, Australia and 12V in-car plugs and
    pre-charged cells so the MB2 is ready to use out of the box
  • Certificate of Calibration


MicroBio MB2 Manual (June 2015 onwards)

MicroBio Manual (Pre-May 2015)

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

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

MicroBio MB2 IQ/OQ/PQ Document Template

Sampling Head Option

The MicroBio MB2 can be purchased with the option of one of two types of sampling heads.  The MicroBio MB2 will be calibrated for use with the selected head.  If swapping to another head type, the MicroBio MB2 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 os 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


Tripod  (Part No. P0001TRI001)  –  NOW INCLUDED AS STANDARD!

Aluminium indoor table-top tripod for use with MicroBio MB2. This tripod enables the MB2 to stand on its own with a height range of 145 to 245 mm (to base of MB2).

MicroBio Mini Tripod


Head Retaining Spring  (Part No. P0001M009)

Replacement sampling head retaining spring.  Sold individually

Head Retaining Spring


Contact Plate Holding Springs  (Part No. P0001M007)

Replacement springs used to hold 55 mm contact plates.  Sold in a pack of 3.

Contact Plate Springs


Petri Dish Retaining Springs  (Part No. P0001M008)

Replacement springs used to hold 90 mm Petri dish plates.  Sold in a pack of 3.

MicroBio Petri Dish Springs


Spring Retaining Screws  (Part No. P0001SCR003)

Replacement stainless steel M3 x 6 screws used to fasten the dish, plate and head retaining springs.  Sold in a pack of 10.

MicroBio Head Screws