光度测定的
- 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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The method has been applied to the determination of sulfate radical in boric acd and the results were consistent with those obtained by spectrophotometry.
方法已应用于硼酸中硫酸根的测定,结果与光度法的测定结果相一致。
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A ratio spectra derivative spectrophotometry for simultaneous determination of quaternary mixture of aminopyrine, phenobarbital, caffeine and phenacetin was studied.
提出了可应用于四元混合体系同时测定的比光谱-导数分光光度法,阐述了该方法的基本原理,并将其应用于氨基比林、苯巴比妥、咖啡因和非那西丁四元混合体系中各组分的同时测定。
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When high iodate potassium spectro-photometric method is used to carry on the determination to manganese concentration, calcium ion can be interferenced in the determination.
电解锰废水中,钙往往与锰共存,采用高碘酸钾分光光度法(GB/T 11906-1989)对锰浓度进行测定时,钙离子存在对锰测定的干扰较大,从而影响测定结果。
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A new method based on the spectrophotometric system of nitrite N and safranin\|T has been developed for the determination of nitrite in this paper.
研究了在酸性条件下,亚硝酸盐氮与番红 T体系的分光光度测定,提出了一种测定亚硝酸盐氮的新方法。
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Content of trypsin inhibitors in extracts of cyanobacterium from Taihu lake was determined by UV spectrophotometry in this paper.
采用紫外分光光度法对太湖蓝藻提取液中的胰蛋白酶抑制剂进行了含量测定,测定的线性范围在 4~ 4 0 μg/mL 。
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Significant processing steps can include: a phase changes involving either the desired molecule or the solvent, inert carrier or vehicle, e.g., dissolution, crystallization, evaporation, sublimation, distillation or absorption; b a phase separation such as filtration or centrifugation; c any chemical change involving the desired molecule, e.g., removal or addition of water of hydration, acetylization, formation of the salt; d an adjustment of the solution containing the molecule such as adjustment of pH or pO2; e a precision measurement of contained or added BPC components, in-process solutions, recycled materials is performed, i.e., weighing, volumetric measuring, optical rotation, spectrophotometric determinations, etc.; and f changes occur in surface area, particle size, or lot uniformity, e.g., milling, agglomeration, blending.
意义较大的步骤可能会包括:a相变化,包括指定分子或溶剂,惰性载体或溶媒,如溶出作用,结晶,蒸发,升华,蒸馏或吸附;b相分离,如过滤或离心;c涉及指定分子的任一化学变化,如结晶水的除去或添加,乙酰化作用,成盐;d包含分子的溶解的调节,如调节pH或pO2;e 含有或添加原料药组分,过程内溶液,回收物料的精密测量,如,称重,体积测量,旋光度,分光光度测定,等和f 表面,粒度,或批一致性的变化,如磨碎,凝块,混合。
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By means of GPC,IR,GC-MS,~(13)CNMR,~1HNMR,Methylation analysisetc,structural properties of PST-1 were identified as follows:The Mwof PST-1 was 3.44×10~6 Da and its optical rotation was _D~(20)=+0.110°(c0.1, H_2O); PST-1 constituted 8 simple sugars and the molar ratio was 2,4-Dimethoxy-Mannose:Rhamnose:Ara-binose:Xylose:Galactose:D-Galacturonic acid:Mannose:D-glucuronic acid=2%:5%:24%:9%:3%:1%:46%:10%;The chief bone of PST-1 was 1,3,6-linked-β-D-Man residue and the side chains contained Furanoid and Pyranoid residues.
结合GPC、旋光度测定、IR、GC-MS、~(13)CNMR、~1HNMR、高碘酸氧化法、Smith降解以及甲基化方法等分析测试方法,得到PST-1的单糖组成及结构表征,实验结果如下:红豆杉多糖PST-1是重均分子量为3.44×10~6 Da的支链多糖,旋光度为20D=+0.110~0(c0.1,H_2O);PST-1单糖组成为:2,4-Dimethoxy-Mannose:Rhamnose:Arabinose:Xylose:Galactose:D-Galacturonic acid:Mannose:D-glucuronic acid=2%:5%:24%:9%:3%:1%:46%:10%;PST-1的骨架结构为:具有1,3,6-连接的β-D-甘露糖残基骨架,侧链分枝包括非还原末端的呋喃型α-L-阿拉伯糖残基、吡喃型α-L-阿拉伯糖残基、β-D-木糖残基、β-D-甘露糖残基、2,4-二氧甲基-β-D-甘露糖残基和α-D-葡萄糖醛酸残基;侧链的糖残基也可能存在2,5-二氧-取代呋喃型α-L-阿拉伯糖基、3-氧-取代的β-D-木糖残基、6-氧-取代的α-D-半乳糖醛酸残基、6-氧-取代的α-D-半乳糖残基、4-氧-取代的α-D-葡萄糖醛酸残基和2-氧-取代的α-L-鼠李糖残基,同时后者也可能穿插在主链上。
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To determine the uncertainty of the content of arsenic in monosodium glutamate with Hydrid Atom-fluorometry.
目的 确定氢化物原子荧光光度法测定味精中砷的不确定度主要来源,从而提高测定的准确性。
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In addition, the effect of different experiment conditions on the determination of nonionic sfrfactants was discussed.
介绍了几种聚氧乙烯型非离子表面活性剂的KI-I2分光光度法测定,讨论不同实验条件对测定的影响。
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Objective To introduce a new method for determination of urinary iodine by using ammonium persulfate digestion, this method was modified from the national standard method of chloric acid digestion.
目的 介绍修订后的尿碘测定标准新方法,即尿中碘的过硫酸铵消化。砷铈(As3+、Ce4+)催化分光光度测定方法,建议各级实验室应尽快应用。
- 推荐网络例句
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What are your goals and strategies for growth?
你的成长目标和策略是什么?
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And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.
3:1 你要写信给撒狄教会的使者,说,那有神的七灵和七星的,说,我知道你的行为,按名你是活的,其实是死的。
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"It is a testament to making sure unemployment compensation is available, making sure we are looking out for people who have lost their jobs," she said.
"这是个实证,证明我们必须确保人们都可以得到失业补偿,确保那些失去工作的人们得到照顾。"