Marquis reagent... what is it, exactly?

[RaverMadness]

Just wondering. The marquis reagent is sulphuric acid and __________. Could someone please fill in the blank here? Thanks...
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Yeah, but is it art?

 

[TheGamer]

Formaldehyde (spelling??) but I think it's 9:1 H2SO4 to Formaldehyde
TheGamer

 

[dream_of_xtc]

I dont know what the hell that shit is but it just totally burnt a hole in my leg! I dribbled and god that shit burns! Test your stuff on a flat surface not in your lap!! I'm such an idiot sometimes!
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**Stacy**
"We are constantly being told what people think we are- that's why it's so important to know yourself." -Sarah McLachlan