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pyrogallol pyrogallic acid 邻苯三酚
Methods The activity of SOD in serum was measured by self-oxidation of pyrogallic acid. 方法用连苯三酚自氧化法测定血清SOD活性;
An UV-spectrophotometry determination method for pyrogallic acid content was studied. 研究了用紫外分光光度法测定焦性没食子酸含量的一种新方法。
MethodsReduction of chemiluminescence worked as an index with pyrogallic acid self-oxide in alkaline medium. 方法以碱性条件下邻苯三酚自氧化作为超氧阴离子的产生体系,以化学发光的降低作为检测活力的指标。
A liquid crystal with pyridine group was synthesized from reactants of pyrogallic acid and isonicotinato by esterification reaction. 以焦性没食子酸和异烟酸为原料合成了带吡啶官能团的液晶配体。
Methods Convulsion latencies of mice under hyperbaric oxygen were observed and SOD activity were measured by improved pyrogallic acid method. 方法观察给药小鼠在高压氧条件下发生惊厥的潜伏期,用改良的邻苯三酚法测定惊厥发生后小鼠肺、脑组织中超氧化物歧化酶(SOD)活性。
Methods Cultured 3 strains of edible fungi in liquid medium, and reserved it for two years, then to detect the SOD activities by autoxidation of pyrogallic acid. 方法选取3株实验室保存的食用真菌，经液体培养后，长期保存于液体培养基中2年，用邻苯三酚法检测各培养液的SOD酶活性。
Methods Cultured 3 strains of edible fungi in liquid medium,and reserved it for two years,then to detect the SOD activities by autoxidation of pyrogallic acid. 方法选取3株实验室保存的食用真菌,经液体培养后,长期保存于液体培养基中2年,用邻苯三酚法检测各培养液的SOD酶活性。
Test solution of pyrogallic acid was prepared by adding formic acid as antionxidative stabilizer, thus the measuring instability due to the oxidability of pyrogallic acid was overcome. 通过加入甲酸作为焦性没食子酸试液的抗氧化保护剂，解决了由于试样的氧化而导致测定值不稳定的问题。
The study results indicated that this new method could be used for quantitative determination of pyrogallic acid in production for its simpleness, cheapness, veracity and stability. 研究结果表明，新方法具有操作简便、成本低廉、测定值稳定等特点，适用于焦性没食子酸工业生产的产品含量分析。
Keywords tannic acid;pyrogallol acid;HPLC; 单宁酸;焦性没食子酸;高效液相色谱;
Study on Quantitative Determination of Pyrogallic Acid 焦性没食子酸含量测定方法的研究
Study on the Thermochromism of Nickel Stearate and Pyrogallic Acid 硬脂酸镍与焦性没食子酸的热致变色反应研究
Keywords pyrogallic acid;sulphide minerals;depressing ability; 焦性没食子酸;硫化矿;抑制性能;
He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
Acid irritates the stomach lining. 酸能刺激胃黏膜。
Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
Keywords nickel stearate;thermochromism;pyrogallic acid;absorption spectrum; 硬脂酸镍;热致变色;焦性没食子酸;吸收光谱;