Re:How to Tell a Mother Her Child Is Dead
by dzmien on Monday September 05, 2016 @07:37AM
(#12429573)
It probably uses a marquis reagent, which could theoretically be made at home, as it is just a mixture of formaldehyde and sulfuric acid[0]. There are also websites[1] that have a key describing the colors that a number of substances produce on reaction with various reagents.
Seems strange, when tests for other drugs are available.