单词acid base indicator
un.: 酸碱指示剂
网络: 酸硷指示剂；酸碱指示荆；酸塩基指示薬
酸碱指示剂
A white or pale yellow crystalline powder, C20H14O4, used as an acid-base indicator, in making dyes, and in medicine as a laxative.
苯酚酞一种白色或淡黄色的晶体粉末，c20h14o4，用作酸性指示剂，用于制染料，并在医学上用作一种轻泻剂。
an acid-base indicator other than cabbage extract.
除了包菜提取液外的一种酸碱指示剂，
Preparation of Alternate Acid-Base Indicator by Using Plant Pigment
用植物色素制取代用酸碱指示剂
The research of amaranth red pigment acting as acid-base indicator
苋菜红作为酸碱指示剂的研究