酚類化合物 的英文怎麼說
中文拼音 [fēnlèihuàgěwù]
酚類化合物
英文
phenol compounds-
Stationary source emission - determination of phenols. 4 - amino - antipyrine spectrophotometric method
固定污染物排氣中酚類化合物的測定. 4氨基安替比林分光光度法The reactions were conducted under mild conditions and gave excellent yields, so they could be applied to the preparation of gibberellic acid esters for structural diverse alcohols and phenols
結果表明這兩種方法具有反應條件溫和、產率高的優點,可適應多種結構類型的醇和酚類化合物。The aging phenomenon coincided with oxygen absorption and was retarded by phenolic substances.
老化現象與氧化吸收密切相關,酚類化合物可以阻緩老化。Electrocatalytic oxidation and detection of phenols at stannic oxide modified carbon fiber electrode
酚類化合物在二氧化錫微粒修飾碳纖維電極上的氧化及檢測The trend of the ec50 and the lc50 to four kinds of organism is similar to each other. daphnia magua straus is the most sensitive orgnism among the four orgnism according to the toxicity data, and photobacteriumphosphoreum is in the next place
酚類化合物對4種受試生物的ec _ ( 50 )值和lc _ ( 50 )值的趨勢一致,其小,大型蚤對受試物的毒性反應最為敏感,其次是發光菌。Abstract : in this paper, a imidazole - salt was synthsised and was used with a polyphenol compound to modify the dicyandiamide curing epoxy resin system
文摘:本文針對雙氰胺固化環氧樹脂時的固化溫度高,固化產物耐濕熱性差的缺點,利用自行合成的咪唑鹽和多羥基酚類化合物,對雙氰胺固化體系進行了改進。Tea ( camellia sinensis ) is one of the most common beverages consumed worldwide. tps ( tea pplyphonels ) are most abundant in green tea and they are mostly in the form of flavanols commonly known as catechins which include ( - ) - epicatechm ( ec ), ( - ) - epicatecbjn - 3 - gallate ( ecg ), ( - ) - epigallocatechin ( ecg ), ( - ) - epi gallocatechin - 3 - gallate ( egcg )
茶多酚( teapolyphonels , tps )是以茶葉為原料提取出來的一類多酚類化合物,除含有酚酸、黃酮、黃酮醇和花色素外,其主要成份是茶兒茶素(黃烷醇類) ,約佔tps的60 - 80 。But the previous research works mainly focused on the screening of environment persistent pollutants, such as organochlorine insecticides and alkylphenol, to our knowledge, no report on the residual toxicity and environmental estrogens effects has been existed in the literature yet
但目前為止,主要集中於環境中持久性有機污染物如有機氯農藥和烷基酚類化合物的篩選上,而我國是農業大國,大量地使用了有機磷農藥,其殘留毒性及環境雌激素效應的研究還尚未見報道。A comprehensive two - dimensional gas chromatography / time - of - flight mass spectrometry ( gc gc / tofms ) method has been developed for the characterization of phenols in mainstream cigarette smoke condensate
建立了卷煙主流煙氣粒相物中酚類化合物組成研究的全二維氣相色譜飛行時間質譜方法,並用所建立的方法對一種市售混合型卷煙主流煙氣粒相物中的酚類鎦分組成進行了表徵。Since there are more things in the bud tissue of the male flower, such as phenolic compounds, polysacchrides, proteins and some other secondary metabolites, three methods used to isolate rna are tested in this assay, which are the enzyme digesting methods of ctab, ctab - dna and sds - dna
克服了常規方法和試劑盒無法提取出富含酚類化合物、多糖和一些尚無法確定的次級代謝產物的白樺花芽組織rna的障礙,提出了3種白樺雄花芽組織rna的提取方法: ctab 、 ctab - dna酶消化法和sds - dna酶消化法。Auto data processing by tofms software combined with “ structured chromatogram ” was used to assign the components. 250 phenols were tentatively idenitified including 66 alkylphenol derivatives, 47 alkenylphenlo derivatives, 57 naphthalenol derivatives, 17 phenylphenol derivatives, 32 methoxyphenol derivatives, 9 acylphenol derivatives and 15 hydroxybenzaldehyde deriviatives
這些酚類化合物包括66個烷基苯酚、 47個烯基苯酚、 57個萘酚、 17個苯基苯酚、 32個甲氧基苯酚、 9個酚酮和15個酚醛化合物。Toxicity of chlorophenols to anaerobic methane formation
氯酚類化合物對厭氧產甲烷毒性的試驗研究Mutation effect of alkyl - hydroxybenzene with sos umu chromotest
試驗評價烷基酚類化合物的致突變性The major components of acidic fraction are phenols and organic acids
酸性組分主要由酚類化合物和有機羧酸組成。Solid phase extraction and gc ms determination of free phenolic acids in echinacea species
草藥紫錐花中酚類化合物的測定Soil analysis - method for determination of coal tar - derived phenolic compounds
土壤分析.煤焦油衍生酚類化合物的測定方法Urban water supply - determination of phenols in drinking water - liquid chromatographic method
城市供水酚類化合物的測定液相色譜分析法Determination of phenols in drinking water by reversed - high performance liquid chromatography
反相高效液相色譜法測定飲用水中的酚類化合物Another phenolic constituent is tea, theogallin, accounts for approximately 1 percent of the dry weight of the leaf. chlorogenic acid, also a phenolic compound, is a minor constituent in tea
茶葉中另一酚類組分是3 -鄰-沒食子酰奎尼酸,它約占茶葉干重的1 % 。同屬酚類化合物的綠原酸在茶葉中是次要成分。In chapter 3, a chemiluminescence biosensor on a chip coupled to microfluidic system is described in this paper. the chemiluminescence biosensor measured 25 + 45 + 5mm in dimension, was readily produced in analytical laboratory. glucose oxidase ( god ) was immobilized onto controlled - pore glass ( cpg ) via glutaraldehyde activation and packed into a reservior
鐵氰化鉀熒光染料化學發光體系屬于首次報道,通過對該類體系的化學發光光譜的分析,發現該類體系的共同特點是,鐵氰化鉀氧化多酚類化合物,產生的能量轉移給熒光染料,然後產生強烈發光。分享友人