P403 – Asbestos Fibre Counting Training Course

To provide candidates with theoretical and practical knowledge in the techniques of fibre counting of asbestos air samples, using phase contrast microscopy (PCM).


To provide candidates with theoretical and practical knowledge in the techniques of fibre counting of asbestos air samples, using phase contrast microscopy (PCM).

All our training is delivered by industry-experienced tutors and is in accordance with BOHS syllabus HSG 248 (Asbestos: The Analysts Guide) and in particular Appendix 2 ‘Asbestos in bulk materials: sampling and identification by polarised light microscopy (PLM)’. The BOHS proficiency certificates (P-certs) are internationally recognised qualifications.

Suitability – Who should attend?:

Who is it for? • Asbestos and laboratory analysts whose role involves fibre counting. • Anyone who manages asbestos analysts or requires a deeper understanding of the asbestos analysis process (e.g. laboratory quality manager).

Also suitable for those required to undertake asbestos fibre counting as part of their work, considering a career in asbestos analysis or those responsible for managing asbestos analysts.

Pre Course Requisites:

Prior experience in analysing fibre count samples using PCM.

Familiarity with HSG248: Asbestos: the analysts’ guide for sampling, analysis and clearance procedures

Any queries can be sent via info@natas.co.uk and one of our industry experienced trainers will reply accordingly.


2 days classroom training with Formative practical assessment, Written theory examination, Microscope practical examination.


Candidates who pass all the assessment parts within 12 months will be awarded a Proficiency Certificate in P403 – Asbestos Fibre Counting (PCM).


We currently provide in-house training only for BOHS P403. Laboratory required for onsite training, Microscope & Fume Cupboard required for each candidate attending.

£345 (no VAT) BOHS exam fee per person
Call the team on 0870 751 1880 for a bespoke training package.


For full details of our course and bookings, terms and conditions please click here to view

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Who are Natas?

NATAS was first established in 1996 as the National Asbestos Training & Accreditation Scheme. It was the first 100% dedicated asbestos training provider in the UK and the first independent asbestos training provider to be recognised by HSE. Since then NATAS has trained tens of thousands of people in all aspects of asbestos from awareness through to asbestos removal and maintenance, asbestos surveying, material analysis, air testing and consultancy.

NATAS remains the UK's longest established independent asbestos training provider and to this day maintains itself as a highly respected training provider in the UK and worldwide.

If you would like a quote for your required in-house training or would like more information call the team now on 0121 285 0795 or make an enquiry below!

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Want to know more about our courses? Check out our Online Courses' or Classroom Based Courses' for full descriptions, including what you will learn, how our instructors are, and the duration of the course.

If you have any further questions regarding any of the courses then please use the supplied contact form. Alternatively, you can call us direct on the number below.

Call the team now on : 0121 285 0795