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- Basic nitrogen extraction rate 碱氮脱除率
- The basic nitrogen compounds include pyridines and quinolines. 碱性氮化物包括吡啶和喹啉。
- Tenebrio oil extraction rate of 95.99%. 黄粉虫油提取率为95.;99%25。
- The extraction rate of AAPS was 0.748%. 木耳多糖的得率为0.;748%25,总糖含量为74
- The bulk weight and total flour extraction rate were more sensitve to nitrogen and phosphorus supply than 1000-grain weight. 氮磷水平与比例的提高,对各基因型千粒重的影响很小,却使容重显著降低,总出粉率普遍显著增加。
- On the principle of complexation,an effective process for removing basic nitrogen compounds (BNC) from lube base stocks was developed by extraction with furfural solution containing a minor amount of transition metal ion as complexing agent. 利用络合反应原理,在润滑油糠醛精制过程中,加入少量的过渡金属离子作为络合剂,可以有效地脱除润滑油原料中的碱性氮化物。
- Consequence: the extraction rate of arecoline raises obviously . 结果槟榔碱的提取率明显提高。
- The extraction rate of kaempferitrin could reach about 45%. 可使山柰苷的提取率达到45%25左右。
- Where it is necessary, tests of volatile basic nitrogen (VBN) or braising and steaming may be made. 是否有出血、淤血等,必要时进行挥发性盐基氮、蒸煮试验。
- This agent can selectively remove basic nitrogen compounds from coker gas oil and the refined oil yield is over 97%. 该工艺采用研制的脱氮用精制剂,该精制剂为一种酸性络合剂,能选择性脱除焦化蜡油中的碱性氮化物,精制后油的收率97%25以上。
- The extraction rate was increased by using the improved SDS/CTAB method. SDS/CTAB法改进后浓度与提取率明显增加 ,纯度也较高。
- The catalytic dewaxing (CDW) of lube oil fractions with shape selective zeolite catalyst before and after the removal of basic nitrogen was compared. 本文比较了润滑油馏分脱除碱性氮化物前后的催化降凝效果(采用择形分子筛崔化剂)。
- CONCLUSIONS This method improved the extraction rate of diazepam in biolog... 结论:糜蛋白酶的应用提高了生物检材中地西泮的提取率。
- A process for removing basic nitrogen compounds(BNC) from RFCC diesel oil was studied by adsorption using modified activated carbon. 用改性活性炭吸附脱除RFCC柴油中的碱性氮化物。
- S ize of raw material particle showed no effect on the extraction rate. 原料的细度对提取效果没有明显影响。
- Abstract: Removal of basic nitrogen compounds (BNC) from RFCC LCO was studied in lab using a denitrogenation agent WH-2. 摘要: 在实验室用WH-2 脱氮剂脱除RFCC 柴油中的碱性氮化物。
- Under the optimal conditions,the extraction rate of pectin is about 9%. 在优惠工艺条件下,粗果胶得率可达9%25左右。
- The test results show that60%of the total nitrogen, 50% of the basic nitrogen and 80% of the mercaptan sulfur in the LCO can beremoved. 试验结果表明,重油催化裂化的轻柴油经乙醇溶剂精制后可脱除约60%25的总氮,50%25的碱性氮和80%25的硫酸硫,经储存试验,结果表明,精制后的柴油储存安定性有显著的提高。
- The semi-automatic liquid nitrogen extracter is lowcost and easy-to-use, which can prevent the volatilization of the liquid nitrogen during the extraction. 摘要介绍一种自制的半自动液氮提取器,该提取器制作成本低廉,操作简单,并可以避免治疗过程中提取液氮时液氮的大量挥发,从而可以减少资源浪费,降低治疗成本。
- Adding heteropolyacid to extracted acetic acid can separated the basic nitrogen compounds from acetic acid.So acetic acid can be recycled as extractant. 在抽提后的乙酸中加入杂多酸可使乙酸中的碱氮分离出来,乙酸可以循环使用。