Volatile compounds in tomato juice have been detected by TCT-GC-MS from the concentrate juice using the methods of nanofiltration, freeze concentration, vacuum evaporation and ultrafiltration.
运用TCT GC MS联用仪检测纳滤浓缩、冷冻浓缩、真空蒸发浓缩以及超滤澄清处理对番茄汁挥发性成分的影响。
A general list of technologies that accomplish liquid concentration includes evaporation, reverse osmosis, ultrafiltration, and freeze concentration.
通常例举的液体浓缩技术包括蒸发、反渗透、超滤和冷冻浓缩。
A new type ultrafiltration membrane was prepared, and it is not only suitable for separation and concentration of the middle-alkali but also the non-alkali galss fiber lubricant wastewater.
本文介绍最近研制出的一种既适合分离和浓缩中碱又适合无碱玻璃纤维浸润剂废水的新型超滤膜。
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