0.04w/v% Phenolphthalein Ethanol (40) Solution|0.04w/v% Phenolphthalein Ethanol (40) Solution|指示剂


0.04w/v% Phenolphthalein Ethanol (40) Solution

货号:169-20603
包装:100mL

和光指示剂溶液 0.04w/v% 酚酞乙醇(40)溶液 pH测定