基准物质 meaning in Chinese
primary standard substance
Examples
- Study of drying primary standard substances by microwave in lab
实验室常用基准物质的微波干燥实验 - A series of standard solution made up with standard substance of sodium carbonate , and combusted in a high - frequency induction furnace with pure oxygen , and the amount of total carbon was measured by infrared absorption
摘要以碳酸钠为基准物质,配成一系列标准溶液,在通有纯氧气的高频炉中燃烧,红外吸收法测定碳含量,绘制校准曲线,测定矽中总碳量,与推荐值基本一致,方法准确、结果满意。