- 更多网络例句与光度测定的相关的网络例句 [注：此内容来源于网络，仅供参考]
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Objective To find ultraviolet spectrophotometry for dexamethasone acetonide content in the half finished product of cream dexamethasone acetonide .
目的建立醋酸地塞米松霜半成品中醋酸地塞米松含量紫外分光光度测定的方法。
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Methods: Based on the value added and the absorbance of the sample in the beer into lead series solution, increasing the absorbance values, enhance the sensitivity of the method, the direct determination of lead content in beer was performed.
依据吸光度值的加和性，在啤酒样品中加入铅标准系列溶液，增大吸光度值，提高方法的灵敏度，直接测定啤酒中铅含量。
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The paper indicated the remarkable effects on health caring liquor, which was made from Cynomorium songaricum cleared by clarifying agent s, and combined kieselguhr and gelatin and PVPP.
以锁阳为原料采用硅藻土、明胶和PVPP复合澄清处理配制的保健酒，在204nm处吸光度衡量有效物质含量，520nm处吸光度测定色度，880nm处透光率测定澄清度，结果发现各澄清剂对澄清度、有效物质及稳定性的作用显著，其中明胶与PVPP、硅藻土与明胶复合对稳定性有明显提高，其中明胶1g/L+PVPP1g/L为最佳组合。
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The invention discloses a method for measuring seawater chemical oxygen demand by photometry, wherein the seawater exemplar is first pre-processed, then using the basic potassium hypermanganate as reaction system, the potassium permanganate is deacidized quantitatively by organics to produce manganate, using pure water or margin solution as reference ratio, measuring the absorbance an of the manganate at its maximum absorbing wave length 430 nm, drafting the A-COD value operating curve, obtaining the concentration of the organics in the water, i.e.
本发明公开了一种对海水化学需氧量进行测定的光度测定法，该方法首先将海水样品进行预处理，再以碱性高锰酸钾为反应体系，这样海水中的有机物在强碱性介质中与过量的高锰酸钾迅速反应，高锰酸钾被有机物定量还原后生成锰酸盐，以纯水或空白溶液作参比，在锰酸盐的最大吸收波长430nm处测其吸光度A，该吸光度A与海水样品中的有机物的含量具有正相关关系。
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spectrophotometric method with phenol disulfonic acid ; ultraviolet spectrophotometer ; nitrate nitrogen ; comparison
本文通过对常用的酚二磺酸光度法和紫外分光光度法进行实验比对，同时调查云南省内两种分析方法考核的情况，从而找出两种方法的优缺点，供分析人员在实践中借鉴。l原理1.1酚二磺酸光度法测定的原理方法依据：GB7480一87《水质硝酸盐氮的测定酚二磺酸分光光度法》。用浓硫酸与苯酚作用生成酚二磺酸
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Analysis on main points for determination of chlorine dioxide by iodometric method ;2. The experiment results show: To measure sulfide in wastewater by iodometric method may have errors because the interferent can not be removed.
用碘量法测定废水中的硫化物，可能因无法消除干扰而使测定结果存在较大误差；对于同一废水样品，当碘量法和亚甲基蓝分光光度法的测定结果存在显著性差异时，可用Pb2半定量法进行判定；对于某些化纤企业的废水，用氢氧化钾-乙醇溶液洗涤沉淀，可消除碘量法测定的干扰。
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Methods After the sample of Fenneropenaeus chinensis, Litopenaeus vannamei, Liza haematocheila, Acanthogobius hasta, Mactra veneriformis, Aloidis laevis, Ostrea denselamellosa and Fenneropenaeus chinensis was digested with concentrated hydrochloric acid, the lead content in marine products was measured by fluorimetric method and the results were compared with dithizone spectrophotometry.
采用湿式消解法对中国对虾、南美白对虾、梭鱼、矛尾刺虾虎鱼、四角蛤蜊、光滑兰蛤、密鳞牡蛎、中国对虾样品进行处理，采用浓盐酸作溶剂，荧光分光光度法直接检测铅含量，并与双硫腙光度法的测定结果进行比较。
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In this paper,the authors compared extraction spectrophotometric method with gravimetric method in the determination of naphthenic acid in oil refining sewage,and found that the former method is better than the latter both in precision and operation.
讨论了萃取分光光度法测定炼油污水中环烷酸含量的测定条件和干扰因素并与重量法进行了比较，萃取分光光度法的精确度比重量法高而操作比重量法简单。
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Reduction photometry of Tin chloride and ammonium molybdate spectrophotometric method is two main methods of the determination of total phosphorus in water.
氯化亚锡还原法和钼酸铵分光光度法是测定水中总磷的两种主要监测方法，本文通过试验分析得出两种方法的最佳显色时间分别是15-30分钟和10-30分钟，且钼酸铵分光光度法的显色较稳定等结论。
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The results show that the maximum CLA content is 15.4 g CLA per 100 g isomerized rapeseed oil and the characteristic peaks of CLA in CLA standard as well as isomerized rapeseed oil are found at 234 nm at 25 ℃. A linear regression equation is obtained.
4g，利用紫外分光光度法测定的共轭亚油酸标准品和异构化菜油在25℃条件下的最大特征吸收峰波长为234nm，并建立了线性回归方程，因此，只要测定油样在234nm的吸光度再依此方程可算得油样中共轭亚油酸的浓度。
- 更多网络解释与光度测定的相关的网络解释 [注：此内容来源于网络，仅供参考]
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cortisol：小鼠皮质醇
颜色的深浅和样品中的皮质醇(Cortisol)呈正相关. 用酶标仪在450nm波长下测定吸光度(OD值),通过标准曲线计算样品中小鼠皮质醇(Cortisol)浓度. 7. 不能检测含NaN3的样品,因NaN3抑制辣根过氧化物酶的(HRP)活性.
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hemin：氯化血红素
在NH4Cl-NH4OH缓冲介质中,氯化血红素(Hemin)有显著的过氧化物模拟酶活性,催化过程化氢氧化苯基荧光酮褪色. 本文探讨了反应机理,比较Hemin与天然酶催化性能,考察反应条件和共存物质影响,从而提出测定Hemin和过氧化氢的高灵敏分光光度法,
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morin：桑色素
建立了利用钇(Y)-桑色素(morin)-十二烷基磺酸钠(SLS)胶束增敏荧光反应测定痕量钇的荧光光度新方法. 方法的检出限为0.01μg/mL,荧光强度与钇的含量在0-8μg/mL范围内呈线形关系,已成功地应用于混合稀土氧化物中钇含量的测定.
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Determination of piperine content--Spectrophotometric method：胡椒碱含量的测定 分光光度法
胡椒精油含量测定方法 Determination method of pepper essen... | 胡椒碱含量的测定 分光光度法 Determination of piperine content--Spectrophotometric method | 色拉油通用技术条件 General technical requiremin...
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sensitometer：感光度测定计 感光计 感光仪 曝光表
sensitogram 感光度图 感光图 | sensitometer 感光度测定计 感光计 感光仪 曝光表 | sensitometric 感光的
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transmittance：透光率
三、酸碱滴定法的操作过程及应用:标准溶液(standard solution)的配制、标定. 一、透光率(transmittance)和吸光度. 一、分光光度法(spectrophotometry)的误差:溶液偏离Beer定律引起的误差,仪器测定误差,主观误差.
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Standard test method for carbonizable substances in white mineral oil：白色油易炭化物试验法
天然气中总硫的测定 氧化微库仑法 Natural gas--Determination ... | 白色油易炭化物试验法 Standard test method for carbonizable substances in white mineral oil | 白色油紫外吸光度测定法 White oils - Determi...
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Dichlorvos emulsifiable concentrates：敌敌畏乳油
尿素测定方法 亚甲基二脲含量的测定 分光光度法 Determination of Urea-Determination of methylenediurea content-Spectroph... | 敌敌畏乳油 Dichlorvos emulsifiable concentrates | 敌敌畏原油 Dichlorvos techni...
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zone phenomenon：带现象
固相酶联免疫试验(ELISA)一步法的反应曲线为钟形曲线,测定吸光度随着待测标本中抗原浓度的增加而升高至一定后,测定吸光度即随抗原浓度的增加而开始下降直至不显色,即所谓的"钩状效应"(Hook effect),也就是我们在免疫沉淀试验中所称的"带现象"(Zone phenomenon).
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Determination of nonsolute for chloric acid in cathode carbonate：阴极碳酸盐中盐酸不溶物的测定
阴极碳酸盐中钠的原子吸收分光光度测定 Determination of Na in catho... | 阴极碳酸盐中盐酸不溶物的测定 Determination of nonsolute for chloric acid in cathode carbonate | 阴极碳酸盐中铁的测定 Determination...