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Purposes: To obtain an admission that calibration or re-calibration needs to be done by an entity that is accredited by ASCLD/LAB ANLAB to ISO 17025 standards. To obtain an admission that the local police service or local service centre which has conducted a re-calibration does not have such accreditation. The cross-examiner should have gone further on this issue to expand this line of questioning to Mega-Tech, Davtech, and GCS Technical Services. #ISO17025 #accreditation #ca

Purpose: To obtain admissions from a CFS scientist respecting the factors that influence reliability in a laboratory To suggest that there are multiple components to "reliability" To lay the groundwork for an argument that reliability means a lot more than a formula of two tests 15 minutes apart with 02 agreement and control tests between 90 and 110 To define scientific "reliability" using ISO 17025 #ISO17025 #reliability #goodlaboratorypractice

Purpose: To educate the Court about good laboratory practice. To obtain an admission from the CFS scientist, that good laboratory practice requires contemporaneous documentation. To obtain an admission from the CFS scientist that good laboratory practice requires that a technician stop, document, and report whenever an anomaly occurs. To apply good laboratory practice to breath testing for a forensic purpose. #goodlaboratorypractice #documentation #ISO17025