WSDA - Cannabis Lab Analysis Standards Program - Publication 501-975 - Residual Solvents by GCMS Thursday November 16, 2023 3:41 PM Washington State Department of Agriculture (WSDA) Source https://cms.agr.wa.gov/.../975-CLASPMethodResidualSolventsByGasChromMassSpec.pdf Published: Tuesday November 21, 2023 11:07 AM Replications Cannabis Observer Information Set Membership WSDA - Cannabis Lab Analysis Standards Program