1、Phenolphthalein diphosphate pyridine salt;
酚酞二磷酸酯吡啶鹽；

2、Acid calibration potassium hydroxide, to phenolphthalein as indicator.
鉀標(biāo)定，以酚酞為指示劑。

3、Phenolphthalein diphosphate tetrasodium salt hydrate; CAS…
詢(xún)價(jià)酚酞二磷酸四鈉水合物；

4、Phenolphthalein or indicator of such a kind is used as colour indicator.
本發(fā)明還可加入酚酞或酚酞類(lèi)酸堿指示劑作顯色指示。

5、Soluble in water, its aqueous solution is strongly alkaline, can phenolphthalein red.
易溶于水，其水溶液呈強(qiáng)堿性，能使 酚酞變紅。

phenolphthalein翻譯