13,088 followers Jason 𝑻𝒉𝒆 𝑮𝒆𝒓𝒎 𝑮𝒖𝒚 Tetro @JATetro @surt_lab Any catechol in the media? http://t.co/BwR3SIs0 - dark brown suggests oxidation...just a thought... 07 Jul 2012 Reply Repost Favourite