天然气处理厂气体及溶液分析与脱硫、脱碳及硫磺回收分析评价方法 第 7 部分：脱硫溶液用消泡剂分析评价方法

Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 7: Analysis evaluation methods for defoamers in desulfurization solutions