ethylene glycol content 乙二醇含量
By optimization of the technological conditions, the reactive product has low diethylene glycol content, and has stabilization in low temperature.
通过优化工艺条件，合成的产品具有二甘醇含量低，低温条件下稳定性好的特点。
The results showed that both the melt point and crystallinity of the copolymers decreased with the increase of neopentyl glycol content in copolymer.
结果表明，共聚酯的熔点和结晶度均随新戊二醇的加入而降低。
A method for determining the content of water, ethanol and propylene glycol in tobacco flavor by gas chromatography with a packed column was established.
建立了填充柱气相色谱法测定烟用香精中水、乙醇、丙二醇含量的方法。
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