STL are quality and environmentally assured through the international standards ISO 17025, ISO 9001 and ISO 14001, which are assessed by the United Kingdom Accreditation Service (UKAS) and certification bodies that are accredited by UKAS. STL are also accredited for MCERTS for the chemical analysis of soils and work to a number of nationally and internationally recognised standards and proficiency schemes.

 

Quality Systems:
ISO 17025:2005 (Testing) No.1314 No.0897 No.1229 No.1510

ISO 9001:2000 (STL Environmental Monitoring) The provision of a potable water sampling service, urban waste water sampling service and the supply of analysed solutions.

ISO 14001:2004 (Environmental Management Systems) STL Coventry, STL Runcorn and STL Bridgend

 

MCERTS (Chemical Analysis of Soils) STL Midlands

MCERTS (Direct Toxicity Testing) Midlands
 

GLP Compliant STL Runcorn, Environmental Biology Laboratory

 

To obtain a copy of our full UKAS Schedule of Accreditation, please use the following links to the UKAS website STL Bridgend 1229, STL Coventry 1314, STL Runcorn 0897, STL Midlands 1510.

 

External proficiency schemes:
Aquacheck part of the LGC Proficiency Testing Group
 

Contest part of the LGC Proficiency Testing Group
 

HPA organised by the Health Protection Agency

CRYPTS organised by Scottish Parasite Diagnostic Laboratory and the laboratory of the Government Chemist
 

AIMS Asbestos Identification Monitoring Scheme

 

LEAP (Bridgend) Scheme for emergency incidents relating to water quality

 

SGS Leading inspection, verification, testing and certification company