Hashish slab

Fig. 13.12. Analysis of a hashish slab with DAPPI using toluene (a)and acetone (b) at flow rates of 2 ml min" as spray solvents. The insets show the tandem mass spectra of (a) the ion of cannabinol and (b) the [M+H] ion of cannabinol the ions at m/z 314 and 315 are attributed to the respective ionic species of tetrahydrocannabinol (THC). Reproduced from Ref. [29] with permission. John Wiley Sons, Ltd., 2008.

A Himalayan hash press surrounded by hashish in various stages of completion. In the foreground are broken bits in the middle left are "finger clusters next to a plastic bag filled with chips warming in the sun to the right of the press are well-pressed slabs in their plastic wrappings and in the center are a dozen hand-pressed balls of Royal temple balls. 

Cannabinoid content of hashish and marijuana seized in Sweden Arch. Kriminol 17 167(1984) content of 39 slabs of Moroccan heish J. Anal Toxicol 7,7(1983) content of 61 slabs of Lebanese hash (which showed you could tell the batch by cannabinoid profile) J. Chromatographic Sci. 22, 282(1984). See also Forensic Sci 11,189(1978). 

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