ph standard solution是什么意思

用法例句

Uncertainty in measurement and its evaluation in analysis and testing Part 4 Example(4) Evaluation of the uncertainty for preparation, standardization and dilution of standard solution;

分析测试中测量不确定度及评定 第四部分 实例(4):标准溶液配制、标定及稀释的不确定度评定

The study of preparation method of sulfide standard solution with total differential spectrophotometric method and its application;

硫化物标准溶液配制方法的研究及应用

Evaluation of Uncertainty of Measurement for Na Standard Solutions;

Na标准溶液不确定度评定

This article introduces the specifications of the standard solutions of UV-spectrophotometer and its advantages in verificating the accuracy of UV-spectrophotometer and the correct methods in using the standard solutions.

介绍了紫外分光光度计标准溶液的特性及其用于检定紫外分光光度计准确度的优点和正确的使用方法。

The results showed that the standard solutions had good stability and homogeneity.

对黄曲霉毒素B1（AflatoxinB1）标准溶液进行研制，结果表明：研制的AFTB1标准溶液具有良好的稳定性、均匀性，定位结果准确可靠。

In order to provide a suitable ~(237)Np reference solution for nuclear fuel reprocessing and environmental science,a radioactivity reference solution of neptunium-237 in 0.

为了给乏燃料后处理工艺和环境科学研究提供合适的237Np标准溶液,研制了以0。

Keeping the correct value of the reference solution makes great sense.

标准溶液作为分析测试的“标准物质”，广泛用于工业、农业、食品、卫生、环保、技监、商贸及社会的各个领域。

Study on the useful life of low concentration mercury standard solution by atomic fluorescence spectrometry;

原子荧光光谱法考察低浓度汞标准溶液有效保存期