赤芍主要挥发成分为(Z, Z)-9, 12-十八碳二烯酸,正十六碳酸和2-羟基苯甲醛。
The main volatile chemical components of RPR are(Z, Z)-9,12-octadecadienoic acid, n-hexadecanoic acid and 2-hydroxy-benzaldehyde.
在其中十三个样本,银杏酸含量超出世界卫生组织所定下的标准十六倍至七百三十三倍。
The levels of the allergen ginkgolic acid in 13 of the samples were between 16 and 733 times in exceed of the WHO's specifications.
该回归方程在自变量的回归范围内适用于丙烯酸与十二醇、十四醇、十六醇酯化转化率的预测和控制上。
It is possible to predict and controll the conversion rate of esterifications such as acrylic acid with dodecanol, tetradecanol and hexadecanol by this equation.
利用正交设计法研究由丙烯酸和十六醇为原料,对甲苯磺酸为催化剂,采用微波加热法合成丙烯酸十六酯。
The orthogonal design was utilized to study the hexadecyl acrylate synthesis by microwave irradiation using acrylic acid and hexadecyl alcohol as raw materials and toluene-p-sulfonic acid as catalyst.
以过氧化氢为氧化剂,十六烷基三甲基钨磷杂多酸铵为催化剂,催化氧化苯甲醛制苯甲酸。
Phenyl carboxylic acid was produced by oxidation of phenyl formaldehyde using hydrogen peroxide as oxidizing agent and amine hexadecane trimethyl P-W heteropoly acid as catalyst.
本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质,以邻苯二甲酸二辛酯为增塑剂,研制成以PVC为基质膜的苦味酸离子选择电极。
In the paper, a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.
当脂肪醇为十六醇时,脂肪醇磷酸酯盐和脂肪醇琥珀酸单酯磺酸钠盐在皮革加脂中的防水性能最好。
When the carbon number is 16, the waterproof property of fatty alcohol phosphates and ether sulfosuccinates is the best.
结果表明黑茶样品的挥发性成分中十六烷酸和芳樟醇两种化合物含量较高。
The hexadecyclic acid and the linalool were included in volatile oil and the contents were higher.
在此仪器上以十六烷基烯丙基二甲基氯化铵,丙烯酸(AA),丙烯酰胺(AM)为原料进行聚合优化的实验。
Basing on this instrument, 16 quaternary dimethyl ammonium chloride, acrylic acid (AA), acrylamide (am) were used as raw material for the optimum aggregation experiment.
通过纯化处理后,对所合成的酯进行红外表征,结果表明产物为甲基丙烯酸十六酯。
The product was tested by IR spectroscopy after the purification treatment. FTIR results shows that the product is methyl hexadecyl methacrylate.
结论赤芍主要挥发成分为(Z,Z)-9,12-十八碳二烯酸,正十六碳酸和水杨醛。
CONCLUSION The mail volatile chemical components of RPR are(Z, Z)-9,12-octadecadienoic acid, n-hexadecanoic acid and 2-hydroxy-benzaldehyde.
结论赤芍主要挥发成分为(Z,Z)-9,12-十八碳二烯酸,正十六碳酸和水杨醛。
CONCLUSION The mail volatile chemical components of RPR are(Z, Z)-9,12-octadecadienoic acid, n-hexadecanoic acid and 2-hydroxy-benzaldehyde.
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