Through comparing some methods for detecting Na2O residual quantity in soluble glass reborn sand,this paper proves that the hydrochloric titration has some advantages such as the stable result,easy mastering,short time consumption of detection and low cost.
通过对检测水玻璃类再生砂中残留Na2O几种方法的比较,证明盐酸滴定法结果稳定、容易掌握、检测耗时少、成本低。
This study tests the effect of mineral admixtures controlling ASR by chemistry analytical method(hydrochloric titration)and analyses the rule and mechanism of controlling ASR with single-mixing and double-mixing mineral admixtures.
尝试采用化学分析方法(盐酸滴定法)检验了矿物掺和料(粉煤灰和矿渣)对混凝土ASR的抑制作用,探讨单掺矿渣、粉煤灰以及两者双掺时对混凝土碱-骨料反应抑制的规律和机理。
METHODS Acid distilled iodine titration.
方法使用酸蒸馏碘滴定法。