Organic Organic Phase Transfer Catalysts Phase Transfer Catalysts 2984 TETRABUTYLAMMONIUM HYDROXIDE TETRABUTYLAMMONIUM HYDROXIDE 40% AQUEOUS SOLUTION (C4H9)4NOH 259.48 2052,49,5 2052495 49,5 205249,5 2052 49 5 8/II 2-0-1 1.000 Some solids may be present, which will redissolve upon heating to 40 C in a water bath, 72511 47.30 100 ML 72512 160.50 500 ML Concentration 40 +/- 1% APHA 100 max Halides 0.05% Tributylamine 0.1%