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- How to Reduce the Free Phenol Content of Waste Water in Adhesive Manufacture Shop 制胶车间如何降低废水挥发酚含量
- Free phenol content 游离苯酚含量
- Sewage discharged from stripping tower, containing high strength phenol content, can bump against wastewater treatment plant. 炼油厂汽提废水含较高浓度的酚,会对污水处理场产生冲击。
- Phenol contents and browning in tissue culture of Pistacia vera L. 阿月浑子总酚含量与褐变关系研究。
- Results show that the main causes of low induction period of cracked naphtha are the high diene number and low phenol content. 结果表明,二烯值大、酚含量低是加氢渣油催化裂化汽油诱导期短的主要原因。
- A high phenolic content gives a tea with a high color. 酚类含量高的茶颜色深。
- Environment protection is another subject in the development of phenolic resin which should not contain free phenol. 树脂发展的另一个趋势是注重对环境的保护,应使用无游离酚的酚醛树脂。
- The antioxidant of anthocyanins was studied by the inhibition ability on DPPH and scavenging ability on hydroxyl radical.The relationship between the antioxi-dant and the phenol content was discussed. 通过花色苷对DPPH自由基的抑制作用和对羟自由基的清除作用,比较了花色苷的抗氧化性能的活性,考察了花色苷的总酚含量与抗氧化性能的关系。
- Wild grape has the characteristics as follows :high acid content ,high tannin content ,high phenol content ,more dry ex-tracts and nutritional components,low sugar content ,and low juicing output. 山葡萄具有酸高、单宁多酚高、干浸物多、营养成分高和糖低、出汁率低的特点,主要产于东北、西北、西南地区。
- The apples and grapes had about the same phenol content, while the purple grape juice had 2.5 times more phenols than apple juice. 苹果和葡萄的石碳酸含量是大概相等的,但是紫葡萄汁所含的石碳酸含量是苹果汁的2.;5倍。
- General ways of synthesizing novolac have low yield and produce large quantities of waste water which contain significant amounts of free phenols. 常规热塑性酚醛树脂生产的产率较低,且产生大量高浓度含酚废水,污染环境。
- The regulation of phenol contents and its HPLC characteristic of Zizyphus jujuba Mill, Vitis vinifera L. and Pistacia vera L. were studied. 摘要该文研究了阿月浑子、枣树和红地球葡萄2年生叶片与组织培养苗叶片、愈伤组织酚类物质含量的变化并对其进行了HPLC分离特性的研究。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- The phenol contents in coal-tar are determined respectively by using themethods of al- kali increase and refraltive index. By comparision,the error is kept within 2%. 该法与碱增量法测定煤焦油中酚含量;做对比实验、其误差小于2%25.
- Aromatics--Determination of phenol content GB/T14454.;11-1993香料含酚量的测定
- Synthesis of Low Free Phenol Novolac for Shell Process 低游离酚壳法用热塑性酚醛树脂的合成
- The results showed that: phenol contents have interrelation with browning.The phenol content in callus is higher than that of their shoot and this is the reason why callus is easy browing. 结果表明:酚类物质的含量与组织培养过程中外植体的褐变有一定的正相关性,愈伤组织酚类物质含量普遍高于相应的组培苗叶片,酚类物质是促使愈伤组织易于褐变的主要原因之一。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- The phenolics content in the pericarp of apple-pear decreases and the browning level increases during storage. 贮藏过程中,苹果梨果皮酚类物质含量降低,褐变程度加深。
- The total phenolics content in leaves was highest when extracting by methanol other than different solvents. 在不同溶剂萃取中,叶片总酚类化合物以甲醇萃取有最高的含量。
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