题目
更新时间：2024-05-08 13:00:16
求解答，词语羟丙茶碱是什么意思？再说说羟丙茶碱有什么含义？答案
羟丙茶碱的词语属性
拼音qiǎng bǐng chá jiǎn
拼音字母qiang bing cha jian
拼音首字母qbcj
羟丙茶碱的百科含义
Characteristics A white, crystalline powder Complies Identification Positive reaction Complies Loss on drying ≤0.5% 0.20% Melting Point 134~136℃ 134.4~135.5℃ Appearance of solution Clear (2.2.1), Colorless (Method II, 2.2.2) Complies Acidity or alkalinity ≤0.4ml 0.01mol/L NaOH 0.05ml Heavy metals ≤2...