GB/T 14571.4-2022工业用乙二醇试验方法第4部分:紫外透光率的测定紫外分光光度法国家标准
英文:Test method of ethylene glycol for industrial use—Part 4:Determination of ultraviolet transmittance—Ultraviolet spect...
英文:Test method of ethylene glycol for industrial use—Part 4:Determination of ultraviolet transmittance—Ultraviolet spect...