皂化值
- 名Saponification value;saponification number
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GB/T8021-1987石油产品皂化值测定法
Petroleum products & Determination of saponification number
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杜仲油的不饱和脂肪酸含量高达90.6%,其中亚麻酸含量为66%,碘值和皂化值分别为180.5和182.7。
The content of unsaturated fatty acids are up to 90.6 % , in which the content of linolenic acid is 66 % . The iodine value and saponification number are 180.5 and 182.7 respectively .
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介绍了高皂化值GP-600型高润滑性硅钢轧制油的研制过程及工业应用情况。
The development process and commercial application of GB-600 silicon steel rolling oil with high saponification value and lubricity are expounded .
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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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采用正交实验对聚乙二醇(PEG400)酯化月桂酸的工艺条件进行了研究,探讨了醇酸摩尔比、反应温度、催化剂用量和反应时间对产品皂化值的影响。
Using orthogonal design experiments , the process conditions were studied , the effects of the molar ratio of PEG400 to lauric acid 、 the reaction temperature 、 the weight of the catalyst and the reaction time on saponification value of the product had been discussed .
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皂化值法定量分析烷醇酰胺
Quantitative analysis of the alkanolamide with the method of saponification value
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GB/T5534-1995动植物油脂皂化值的测定
Animal and vegetable oils and fats & Determination of saponification value
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电导滴定法测定环烷酸钴的皂化值
Determination of Saponification Value of Cobaltous Naphthenate With Conductometric Titration
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油脂连续无催化水解甘油皂化值的控制
Control of Saponification-Number of Glycerine Recovered from Continuous Hydrolysis Process without Catalyst
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GB/T1665-1995增塑剂皂化值及酯含量的测定
Plasticizers & Determination of saponification value and ester-content
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皂化值为196.05;
The saponification value is 196.05 ;
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结果可顺利测得虫白蜡酸值、皂化值。
Results The acid value and the saponification value in Cera Chinensis could be determined successfully .
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皂化值测定方法-指示剂滴定测量法
Determination of saponification number-color-indicator titration method
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由皂化值变化,定量测定掺入的动物脂等酯类物质或其它的非酯类物质;
By the change of saponification value , the ester or non ester added can be determined .
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方法皂化值的测定,利用气相色谱法测脂肪酸组分。
Method : To measure fatty acid 's formation with gas chromatographic method and to measure the saponification value .
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高纯度γ-亚麻酸包合工艺研究Ⅰ&皂化值及皂化反应
Study on the encapsulation technique of high purity γ - linolenic acid , part 1 & saponification reaction and saponification value
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方法:以化学反应鉴别骨蜡,通过测定成品皂化值评价骨蜡质量。
METHODS : The bone wax was identified with chemical approach and the quality of bone wax was evaluated by saponification value .
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化学产品酸值、皂化值、酯化值、碘值、羟值及未皂化物质化学分析方法
Test methods for acid value , saponification value , ester value , iodine value , hydroxyl value and unsaponifiable matter of chemical products
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本文报告了滇南地区19个科46种木本植物种子的含油量,油脂的折光率、比重、皂化值、酸值、碘值及其脂肪酸的定量分析结果;
In the paper , the seed oil of 46 woody species which belong to 19 families in southern Yunnan had been studied .
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试验结果表明,核桃的总脂肪含量和碘价在贮藏过程中下降,而酸价、过氧化值和皂化值升高。
It was showed that oxidation of fat acid of walnut kernels were restrained by shell and it was advantageous to their storage quality .
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不同时期油脂的特性是在形成初期酸值高,而在成熟时酸值降低,比重、皂化值也有所降低。
The acid value also reduces gradually from the early stage of fat formation to the stage of maturity , so are the specific gravity and saponification value .
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方法:采用药典方法对亚麻油的酸值、碘值、皂化值、比重、折光率、含量进行测定。
Methods : By using the the methods in Pharmacopoeia to determine the acid number , iodine number , saponification value , specific gravity , refractive index and content .
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研究结果表明,①强化松香的酸值、皂化值以及软化点都随着加成量的提高而上升,基本上呈线性关系;
The test results show that : 1.with the increase of the dosage of modifier , the acid value , saponification value and softening temperature of modifed rosin increase linearly ;
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结果表明:国产油剂的酸值是0.54,皂化值是18.08;粘度随油剂浓度和温度的变化平缓;
Results indicated that the acid value of domestic finish is 0.54 , the value of saponification is 18.08 . The viscosity changes slightly with the concentration and temperature of finish .
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在加成量相同的情况下:富马松香与马来松香相比具有较低的软化点和皂化值,却有较高的酸值,有利于改善强化松香胶和分散松香胶的质量。
Fumaric acid has a lower softening temperature and saponification value but a higher acid value , which was beneficial to improving the quality of modified rosin size and dispersed rosin size .
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并分别测定了大豆油的酸值、皂化值和碘值,并对其颜色进行了检查。
In order that oil used for injection would conform to pharmacopoeia stipulation standard , we tested saponification value , iodine value , acid value and the color of the oil respectively .
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本论文还研究了不同反应条件下得到的产品的乳化稳定性,初步探讨了反应条件、酸值、皂化值、羟值、和产品酯化物分布与产品乳化基质稳定性之间的关系。
The product emulsion stability of different reaction conditions was investigated . The relationship of reaction conditions , acid value , saponification value , hydroxyl value , production esterify distributing and production emulsify stability were discussed especially .
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为解决现有的油脂皂化值和碘值化学检测方法重复性差,且易受油脂本身颜色干扰等问题,本文提出了一种基于拉曼光谱的油脂皂化值和碘值快速定量分析方法。
In order to solve the problem of the poor reproducibility and vulnerable to grease itself color interference when detecting the saponification and iodine value of the grease , a new method based on Raman spectroscopy is presented .
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与乙醚萃取茶叶籽油相比,水剂法提取所得到的茶叶籽油皂化值和碘值偏高,酸值和过氧化值低,其它品质指标均接近,总体品质较好。
Compared with the tea seed oil produced by ether extraction , the tea seed oil produced by aqueous extraction had higher saponification value and iodine value , lower acid value and peroxide value and other similar quality indicators .
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水酶法提取的核桃油透明度高、色值低、且风味好;水酶法提取所得核桃油的酸值、未皂化值及磷脂含量均低于溶剂法,有利于油脂的后续精炼。
Compared with the solvent method , the obtained aqueous enzymatic walnut oil had the following quality attributes : the higher transparency , lighter color , better taste , lower free fatty acid value , lower unsaponifiable matter contents , few phosphatides , but poorer oxidative stability .