溴百里酚蓝指示剂 0.02% (w/v) in water,0.02% (w/v) in 异丙醇,0.04% (w/v) in 异丙醇,0.02% (w/v) in water(蓝色),0.5% (w/v) in water,2 g/L, 介质: H2O,1g/L, 介质: H2O,0.5 g/L, 介质: H2O,5g/L, 介质: H2O