And in the same article, absinthe from the same time period of those recipes were shown to have > between 0.5 mg/L and 48.3 mg/L and averaged 25.4 mg/L via GC

And in the same article, absinthe from the same time period of those recipes were shown to have > between 0.5 mg/L and 48.3 mg/L and averaged 25.4 mg/L via GC-MS. Interesting stuff!