碘值
- iodine value;iodine number
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当采用KOH-NaOH混合物为化学活化剂时,随着KOH和NaOH之比的减小,碘值呈先减小后增大的趋势,亚甲基蓝值呈减小趋势。
When the mixture of KOH and NaOH was used as chemical activator , the iodine number of activated carbon decreased at first then increased with the ratio of KOH and NaOH , and the methylene blue adsorption value had a decreasing trend .
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在运行10个月后的IBAC上,人工固定化的工程菌仍占优势,活性炭也具有较高的碘值和亚甲兰值。
After 10 months of continuous operation , the engineering bacteria remains dominant within the IBAC reactor , and the activated carbon still keeps high iodine number and methylene blue adsorption .
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系统地研究了制备活性碳纤维的KOH化学试剂活化方法,并用碘值、苯值测定了活性碳纤维的吸附性能。
In the paper , the KOH activation method of ACF is studied systematically .
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脂肪硬度随油酸含量增加而减少:碘值(IV)可以给出这一变化的指数。
The hardness of milk fat decreases with an increase , in . the proportion of oleic acid : the iodine value ( IV ) gives an index of this .
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本文研究了环氧大豆油ESO的热稳定性与酸值和碘值的关系。
The relation between heat stability , acid value and iodine value of epoxidized soya bean oil ( ESBO ) was studied .
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大麦组猪背最长肌脂肪含量和脂肪碘值分别降低了30.44%(P0.05)和75.07%(P0.01),加酶后只提高了背最长肌中脂肪含量;
The EE content and POV of longissimus muscle of barley group swine decreased by 30.44 % ( P0.05 ) and 75.07 % ( P0.01 ), enzyme preparation only increased the EE content of longissimus muscle .
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经除灰后,当稻壳炭的灰分为37.31%、17.35%和5.63%时,制备的活性炭的碘值分别为749.0mg/g,997.0mg/g和1127.0mg/g。
When the ash content of char were 37.31 % , 17.35 % and 5.63 % , the activated carbon with iodine adsorption capacity of 749.0 mg / g , 997.0 mg / g and 1 127.0 mg / g were achieved respectively .
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AC-N样的碘值较改性前增加,孔含量增多。
The iodine value and pore content of AC-N was increased .
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无烟煤制活性炭当烧失率大于70%时,其碘值可以大于900mg/g,强度约为70%;
The iodine numbers of activated carbon produced from anthracite can reach up to 900mg / g at burn-off of 70 % above and the hardness down to 70 % or so ;
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干式分提是油脂物理改性过程,可得到高碘值的棕榈油(IV65和IV71)和高饱和度的棕榈硬脂。
Dry fractionation offers oil physical modification , to gain the palm oil with higher iodine value ( IV65 and IV71 ) and higher saturated stearic fraction .
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通过对橡胶籽油的部分理化参数分析表明:橡胶籽油以C16和C18为主,酸值为38.836,皂化值为198.784,碘值为122.092,属半干性油。
According to the analysis of rubber seed oil , C16 and C18 were the main fatty acid components , acid value was 38.836mg / g , saponification value 198.784mg / g , iodine value 122.092g/g and it belonged to semi-dry oil .
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报道了一种测定油脂碘值的新方法,不改变Hanus法操作步骤,只需在测定过程中加入催化剂醋酸汞。
A new method for determining the iodine value of oil and fat is reported . The method only requires to add the catalyst mercuric acetate in the process of determination without changing the operational steps of the Hanus method .
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本文对测定桐油碘值的Hanus法和Wijs法进行了比较研究,分析了桐油样品量、反应温度和作用时间等三个重要因素,找到了测定桐油碘值的较好条件。
An unreliable result was obtained by using Hanus method for the determination of iodine number of tung oil . But the better conditions of determination has been found after a careful examination of three most important factors , viz . sample weight , reaction temperature and time .
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油脂碘值的测定方法研究
Study on determination method of Iodine value of oil and fat
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采用近红外透射技术分析油脂碘值
Analysis of Oil IV by Using Near Infrared Transmission Technology
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油脂碘值的快速测定
Rapid determination of iodine value of oil and fat
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GB/T3780.1-1998橡胶用炭黑吸碘值试验方法
Carbon black used in rubber products & Test method for iodine adsorption number
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碘值法判断烟叶醇化程度的研究
Determination of Tobacco Aging Degree by the Iodimetric Titration
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采用自动电位滴定法测定轻柴油碘值的研究
Research on the determination of iodine value of light diesel oil by auto-potentiometer titration
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碘值和有机物去除率的相关性较差。
The iodine number is less correlated to the removal of natural organic matter .
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粒度,亚甲蓝脱色率,碘值可根据客户的要求生产。
Granularity , methylene blue decolorization rate , iodine value according to customer 's requirements .
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油脂氢化反应中碘值变化的理论研究
Theoretical study on the decrease of iodine value in the hydrogenation of oils and fats
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碘值为174.87;
The iodine value is 174.87 ;
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油脂碘值低,属于半干性油,特别适合做工业用油,具有较好的开发利用前景。
The oil belongs to half drying oil , and is especially suitable to industrial oil .
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脂肪酸的碘值与折射率对应关系的探索
A discussion on the relationship between the iodine values of fatty acids and their index of refraction
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各溶剂对野漆蜡熔点和碘值的影响很小。
The solvent has little effect on the lacquer wax melting point and Iodine value . 3 .
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碘离子选择性电极间接电位法测定鱼油的碘值
Indirect method of potentiometric analysis of iodine value of fish oil with an iodine ion selective electrode
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结果表明:轻度硫化蓖麻油的粘度增加,粘度指数减小,倾点上升,碘值减小,硫含量增加,表明不饱和程度在减小;
The results show that the viscosity of light sulfurized castor oil is increased and VI is decreased ;
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结果表明,江西引种的漆籽漆蜡含量更高,且漆蜡碘值较低。
The results showed that the introduced lacquer trees contained more lacquer wax with a low iodine value .
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硝酸钍、水和乙酸乙脂间的相互作用&无水硝酸钍的生成牦牛和犏牛奶中脂肪含量及碘值分析
FORMATION OF ANHYDROUS THORIUM NITRATES Analysis on butterfat and Lodine Value in the Milk of Yaks and Cattle yaks