AR / IND GB/T 15352-94 項(xiàng)目Item 指示劑(Ind) pH變色域Visual transition interval 1.2(紅)～2.8(黃) 8.0(黃)～9.6(藍(lán))質(zhì)量吸收系數(shù)Mass absorptivity,L/(cm.g) ≥71.0乙醇溶液試驗(yàn)Solubility in ethanol 合格灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,% ≤0.3

酸堿指示劑。pH變色范圍8.0(黃)～9.6(藍(lán))。吸附指示劑。

AR / IND GB/T 15352-94 項(xiàng)目Item 指示劑(Ind) pH變色域Visual transition interval 1.2(紅)～2.8(黃) 8.0(黃)～9.6(藍(lán))質(zhì)量吸收系數(shù)Mass absorptivity,L/(cm.g) ≥71.0乙醇溶液試驗(yàn)Solubility in ethanol 合格灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,% ≤0.3

酸堿指示劑。pH變色范圍8.0(黃)～9.6(藍(lán))。吸附指示劑。

AR / IND GB/T 15352-94 項(xiàng)目Item 指示劑(Ind) pH變色域Visual transition interval 1.2(紅)～2.8(黃) 8.0(黃)～9.6(藍(lán))質(zhì)量吸收系數(shù)Mass absorptivity,L/(cm.g) ≥71.0乙醇溶液試驗(yàn)Solubility in ethanol 合格灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,% ≤0.3

酸堿指示劑。pH變色范圍8.0(黃)～9.6(藍(lán))。吸附指示劑。