AH Allen has full UKAS accreditation for undertaking bulk samples and analysing these in our laboratory in accordance with ISO 17025. We also have ISO 9001:2000 certification, which is your assurance of quality systems that are managed effectively.
Our trained analysts carry out the bulk sampling of suspect material in accordance with HSE Guidance Note HSG 248, HSG264 and in-house procedures. The samples are then analysed in our ISO 17025 accredited laboratory in accordance with HSG 248 and in-house procedures using stereo and polarised light microscopy.
Samples can be analysed within one of our five UKAS Accredited Laboratories in Surrey, London, Manchester, Cardiff or Hinkley and returned to the client within several different turnaround times depending on requirements.








