间甲酚紫指示剂,0.04%(w/v)in H2O
间甲酚紫指示剂,1g/L, 介质: H2O
间甲酚紫,指示试剂
间甲酚紫pH指示液,pH:0.1(YELLOW)--1.5(BLUE) ; 7.5(YELLOW)-9.2(PURPLE)