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全自动电位滴定仪转向阀腐蚀问题探究

Author(s)：
谭立香

Publication Title：

Wen Yuan (Middle School Edition) 2023 No.10

Affiliations：
中石化（天津）石化公司有限公司化验计量部化工化验站

Abstract：
本文主要针对烷基化装置硫酸含量测定时电位滴定仪的转向阀出现结晶、腐蚀现象进行深入探讨，介绍转向阀结构、功能，分析转向阀被腐蚀原因，从标准滴定溶液着手，用盐酸标准滴定溶液替代氢氧化钠标准滴定溶液，这样就可以降低转向阀的腐蚀程度，经过大量数据收集，此更改标准滴定溶液满足分析方法的重复性和再现性的要求，保证数据准确。与此同时对电位滴定仪的转向阀定期进行清洗和维护，可延长使用寿命，年节约分析成本约2万余元。

Keywords：
梅特勒G10S自动电位滴定仪；转向阀；腐蚀；结晶

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[1] 谭立香.全自动电位滴定仪转向阀腐蚀问题探究[J].Wen Yuan (Middle School Edition),2023(10),.

文渊(中学版)

Wen Yuan (Middle School Edition)

Language: 中文

CN：11-9275/G

ISSN：2096-627X

Publication Frequency: 月刊

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