alkalis

What's the scale that's used to compare the strength of acids and alkalis?

用何种标准来比较酸碱度？

Weak alkalis ionize partly ( ionize ) in water to give hydroxide ion.

弱碱 在水中部份电离,放出氢氧离子.

Most of the chemical solvent capability, such as: acids, alkalis, alcohol, the water vapor.

能耐大多数化学溶剂, 如: 酸 、 碱 、 酒精 、 水各蒸气.

He proposed a fresh theory of alkalis that later was accepted in chemical practices.

他提出了一种有关碱金属新理论,后来在化学实践中得到认可.

Away from high-temperature source and radioactive sources to avoid acids, alkalis, oils and sharp materials placed.

给挨近矮温、热源及不收射源,制止与酸 、 碱 、 油类和不团软精神等一路不领取.

Aluminium and other metals are normally badly corroded by alkalis.

铝和其他金属通常会被碱严重腐蚀.

They dissolve readily in water, dilute acids , and alkalis but do not coagulate readily on heating.

组蛋白在水中很容易溶解,其水溶液呈弱酸性和碱性,加热时不立即凝结.

Resistant to acids, alkalis, oil, moisture and fungi.

抗酸碱, 耐油及防潮霉性能好.

Acids neutralize alkalis and vice versa.

酸能使碱中和,碱亦能使酸中和.

Immersion service in acids, alkalis or solvents.

不能用于酸 、 碱和溶剂浸渍的环境下.