▁the ▁funds ▁of ▁the ▁Russian ▁State ▁Archive ▁of ▁So cio - Pol it ical ▁History : ▁Moscow , ▁Bol sh aya ▁D mit rov ka ▁Street , ▁Building ▁No . ▁ 1 5 . ▁ ▁References ▁ ▁Notes ▁▁ ▁Category : S ov iet ▁part is ans <0x0A> </s> ▁C och eras ▁is ▁a ▁station ▁on ▁Line ▁ 3 ▁of ▁the ▁Metro ▁Lig ero . ▁It ▁is ▁located ▁in ▁fare ▁Zone ▁B 1 . ▁ ▁References ▁▁ ▁Category : Mad rid ▁Metro ▁stations ▁Category : Build ings ▁and ▁structures ▁in ▁Poz uel o ▁de ▁Al arc ón <0x0A> </s> ▁Brown ▁FK , ▁also ▁called ▁Ki pper ▁Brown , ▁Ch oc olate ▁Brown ▁FK , ▁and ▁C . I . ▁Food ▁Brown ▁ 1 , ▁is ▁a ▁brown ▁mixture ▁of ▁six ▁synth etic ▁a zo ▁d yes , ▁with ▁addition ▁of ▁sod ium ▁ch lor ide , ▁and / or ▁sod ium ▁sul f ate . ▁It ▁is ▁very ▁sol ub le ▁in ▁water . ▁When ▁used ▁as ▁a ▁food ▁d ye , ▁its ▁E ▁number ▁is ▁E 1 5 4 . ▁▁ ▁It ▁was ▁once ▁used ▁in ▁sm oked ▁and ▁c ured ▁m acker els ▁and ▁other ▁fish ▁and ▁also ▁in ▁some ▁cook ed ▁h ams ▁and ▁other ▁me ats . ▁It ▁gave ▁a ▁" he alth y " ▁color ▁that ▁did ▁not ▁fade ▁during ▁cook ing , ▁nor ▁le ach . ▁ ▁It ▁is ▁currently ▁not ▁approved ▁for ▁use ▁in ▁the ▁European ▁Union ▁( but ▁was ▁allowed ▁to ▁color ▁k ipp ers