第四步通过巴柳氮酸的成盐反应,合成巴柳氮钠,产物收率96.5%。
At last, balsalazide disodium was synthesized by balsalazide acid salt formation, and the yield of it was 96.5%.
首先他发现一种氮酸能使橡胶质量大为改善,不久他就经营起一个小企业,用这种方法生产胶鞋。
First came the discovery that nitric acid made the rubber much better, and in short time he was doing a small business in rubber shoes produced in this way.
举例来说,氮可以用作化肥,但其一旦以酸的形式离开大气,就会阻碍植物生长。
For example, nitrogen can be a fertilizer, but it can stunt plant growth when nitrogen comes out of the air in acid form.
干旱处理提高了茎鞘总氮与游离氨基酸含量以及籽粒蛋白质含量,而渍水处理则使其降低。
Drought increased, while waterlogging reduced the contents of total nitrogen and free amino acid in stem and sheath, and that of protein in grain.
抽穗期施氮肥可提高小麦籽粒的全氮含量、总可溶性蛋白质量及游离态氨基酸与游离态赖氨酸量等。
Applying nitrogen fertilizer at heading stage could enhance contents of total nitrogen, total soluble protein, free amino acids and free lysine in wheat grains.
氨肽酶是一类从多肽链的氮末端顺序逐个水解氨基酸的酶,在蛋白水解液脱苦和蛋白质的深度水解中有重要作用。
Aminopeptidase, a collection of enzymes which can remove amino acid from the N-terminus of peptides one by one, is very important in protein hydrolysate production and debittering.
提纯的淀粉颗粒含有0.05%的氮、一些脂肪酸和一些磷酸盐。
Isolated starch granules contain up to 0.05% nitrogen, some fatty acids and some phosphate.
研究了真胃灌注不同水平熟玉米面(淀粉)对肉牛氮代谢、氨基酸表观消化率及血液相关指数的影响。
The experiment detected the effects of varying levels cooked corn starch abomasum infusion on nitrogen metabolism, amino acids apparent digestion and relative blood traits.
这类氧化剂有碘酸钾、酸钾、坏血酸、氮二甲酰胺和过氧化钙。
These oxidants are potassium iodate potassium bromate assorbic acid azodicarbonamide and calcium peroxide.
以“垦农4号”为材料,利用锰浸种和初花期叶面喷施,在小区试验的条件下研究了锰对大豆根系伤流量、伤流液中硝态氮和氨基酸含量调控的效应。
The influence of bleeding sap and Nitrate-nitrogen, Amino acid in root sap of K4 which grown in the zone is researched in seed treatments and initial bloom stage after spraying on leaf with EDTA-Mn.
用此无菌培养试验法进行的水稻有机氮营养试验证明,水稻能直接吸收根际营养液中的氨基酸。
Results from sterile experiment for rice organic N nutrition showed that amino acid could be directly taken up by plants.
该文研究了腐乳生产过程中,采用不同包装材料,对其游离氨基酸态氮、食盐、总酸、游离脂肪酸和可溶性无盐固形物含量的影响。
This article discusses effects of different package materials on free amino acids nitrogen, salt, free fatty acids, and soluble solid content without salt during the sufu production.
目的比较氯氮平和氯丙嗪对血清唾液酸的影响。
Objectives: To compare the different effect of clozapine and chlorpromazine on serum salivary acid.
就此提出了酒石酸钾钠溶液的有效期和保存方法,以进一步提高氨氮测定的准确度。
Thus, the potassium sodium tartrate solution's period of validity and store method were put forward in order to more improve the measurement precision of ammonia.
生物量-N 与酸解的氨基酸态氮及未知态氮都有显著相关性。
The amount of soil biomass-N was markedly increased by the application of fertilizers.
供给氨基酸氮过多则增加应激反应,增加尿氮排出和加重呼吸负担。
Overloads of amino acid nitrogen could increase stress response, increase urinary nitrogen excretion and deteriorate the respiratory function.
组织胺、总挥发性氮和酸价是鱼粉鲜度的重要参数,可做为鱼粉质量的综合评价指标。
Histamine, volatile basic nitrogen (VBN) and total acid values are recommended to be used in the integrated assessment of fish meal quality as they are important parameters of its freshness.
近年来研究发现,动物在进行氮代谢的生理过程中,不仅吸收氨基酸,还能大量吸收具有生物活性的肽类。
In recent research, during nitrogen metabolism, animals absorbed not only amino acid, but also plenty of biological peptides.
结果表明,追氮可显著提高饲用青玉米的产量以及秸秆粗蛋白、真蛋白和氨基酸含量。
The result showed that Yield and straw crude protein contents and true protein contents and amino acid contents of forage green maize were obviously increased after nitrogen application.
高支链氨基酸的节氮效果优于平衡氨基酸。
Enriched BCAA support is superior to general amino acids support in improving nitrogen balance.
利用卟啉的1-羟基苯并三氮唑活性酯可将卟啉基团直接修饰在商品化的寡核苷酸片断上。
The porphyrin moiety was modified on the commercial oligonucleotides through the active 1-hydroxybenzotriazole esters of the porphyrins.
水汽在空气中用氮和表格氮的酸联合。
Water vapor in the air combines with nitrogen and forms nitric acid.
结果表明,混合酶水解可提高水解液中氨基酸态氮(AAN)含量,同时改善了水解液风味。
The results show that the content of amino-acid nitrogen (AAN) can be increased in the hydrolysates when using mixed enzymes and the flavor of the hydrolysates is also improved.
研究了氮注射对环烷酸萃取溶液中铜离子的质量转移速率的影响。
The effect of nitrogen sparging on the mass transfer rate in the extraction of copper from aqueous solution by a kerosene solution of naphthenic acids was studied.
以菜籽粕为原料,肽得率、氮溶解指数和氨基酸态氮为指标,通过单因素实验及中心组合实验设计探讨了枯草芽孢杆菌固态发酵生产菜籽肽的工艺条件。
With the rapeseed meals as raw material, peptide recovery ratio, soluble nitrogen and amino acid nitrogen as the indexes, the craft that rapeseed peptide was produced with Bacillus.
果实中氨基酸总量与含氮量、肥水管理有关。
The total content of amino acid in fruits was related to nitrogen content and fertilizer and water management.
且土壤有机质、全氮、酸水解性总氮、氨基酸态氮和碱解氮含量按照石漠化程度的由轻度到极强度而呈递减趋势,但土壤其他氮素含量并未表现相同的变异规律。
Compared with Karst no-Rocky Desertification soil, the content of soil Organic Matter and Nitrogen in various degrees of Karst Rocky Desertification shows a tendency to drop suddenly.
结果杭白菊绿原酸、氨基氮含量在整个采摘周期中无明显变化;
RESULTS No significant changes were found in the contents of chlorogenic acid and amino nitrogens.
结果杭白菊绿原酸、氨基氮含量在整个采摘周期中无明显变化;
RESULTS No significant changes were found in the contents of chlorogenic acid and amino nitrogens.
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