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- total volatile basic nitrogen (TVBN) 挥发性盐基氮
- Keywords Freshness;Total volatile basic nitrogen;NIRS;Cluster analysis; 肉品新鲜度;挥发性盐基氮;近红外漫反射光谱;聚类分析;
- Keywords Uultra-high pressure;Preservation;Total volatile basic nitrogen;Trimethylamine;Total bacteria amount;Salted fish; 超高压;保藏;挥发性盐基氮;三甲胺;总活菌数;腌鱼;
- total volatile basic nitrogen 挥发性碱性总氮, 挥发性盐基氮
- Treatments were evaluated for six raw parameters: proximate composition, drip loss, bind strength, thiobarbituric acid (TBA) value, volatile basic nitrogen (VBN) and total plate counts. 生鲜鸡排测定项目计有一般组成分、渗水失重、结著强度、氧化酸败值、挥发性盐基态氮及总生菌数；
- 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。
- The basic nitrogen compounds include pyridines and quinolines. 碱性氮化物包括吡啶和喹啉。
- Total volatile organic compound , such as maldehyde, toluol, benzene etc.. 空气污染物苯、二甲苯、苯乙烯等多种挥发性有机化合物的总量。
- 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 contents of the identified terpinenes and terpinene oxides made up 78.92% of the total volatile substances detected. 其中主要成分为萜类化合物;占总检出量的82.;48%25。
- Abstract： Simultaneous determination of total volatile organic compounds (TVOC) in indoor air was carried out by capillary column GC. 摘 要： 利用毛细管气相色谱法测定室内空气中的总挥发性有机化合物（TVOC）。
- 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。
- Composed of the total volatile oil over 90%, 186 components were separated and identified. The effect on the content of PPFA from different habitats is remarkable. 共鉴定了186个成分,占挥发油总成分的90%25以上,不同产地及炮制前后对枳壳饮片挥发油含量影响较大。
- Results Composed of the total volatile oil over 90%, 186 components were separated and identified.The effect on the content of PPFA from different habitats is remarkable. 结果共鉴定了186个成分，占挥发油总成分的90%25以上，不同产地及炮制前后对枳壳饮片挥发油含量影响较大。
- 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)。
- A new method for quantitative prediction of total sugar (TS) and total volatile alkali (TVA) content in tobacco samples from near infrared (NIR) spectrometry was proposed. 摘要将主成分分析(PCA)用于近红外光谱的特征提取，并与支持向量回归(SVR)相结合，实现了主成分分析-支持向量回归(PCA-SVR)用于近红外光谱定量分析的建模方法。
- 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。
- 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。
- 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。
- The results showed that among 18 kinds of determined volatile components in the boiled sunflower seeds with caramel aroma,52% of total volatile components were matters with caramel aroma. 结果表明:在检测出的焦香味煮制葵花籽的18种挥发性成分中,焦香味物质含量占总挥发性成分的52%25;
