Identification of scheduled drug in samples submitted for analysis shall be supported by details of physical and chemical characteristics determined by appropriate tests. Complete data of each test result shall be preserved for a period of at least two years after the date of submittal of the report and shall be available for inspection if required by the certifying agent. Records of laboratory reports shall be filed in a manner which permits ready accessibility and identification. A semiannual report shall be made to the Department of Human Services, listing totals of samples received and drugs identified on a form provided by the department.
10- 144 C.M.R. ch. 266, § 4