为了研究熊胆的防癌作用,进行了亚硝酸钠清除实验和对二甲基亚硝胺合成阻断实验。
To study the effects of bear bile on cancer prevention, the experiment of cleaning nitrite and blocking synthesis of dimethylnitrosamine in vitro was carried out.
写出亚硝酸钠滴定盐酸普鲁卡因的滴定反应式并计算滴定度?
Figure out the chemical reaction equation of Procaine Hydrochloride with sodium nitrite and the equivalent relationship.
KX强化碱性戊二醛是含强化戊二醛、碳酸氢钠、亚硝酸钠等成分的复方消毒剂。
KX strong alkaline glutaraldehyde is a compound disinfectant containing ingredients such as strong glutaraldehyde, sodium bicarbonate, sodium nitrite, etc.
掺亚硝酸钠可以防止氯化钠引起的起坑电位的降低,抑制钢筋腐蚀。
Sodium nitrite prevent the bar from corrosion by controlling the drop of activation potential caused by sodium chloride.
青岛啤酒从未在啤酒生产过程中添加,也不可能产生亚硝酸钠。
Tsingtao Brewery has never in the production process to add, it is impossible to produce sodium nitrite.
结论戊二醛含量测定值可受到亚硝酸钠、碳酸氢钠的负干扰和甲醛的正干扰作用。
Conclusion Glutaraldehyde content determined value is affected by the negative interference of sodium nitrite and sodium bicarbonate and the positive interference of methanal.
卤化烷与亚硝酸钠反应。
通过实验,找出了影响亚硝酸钠产量的各种因素。对现有装置的改进提出了意见。
All kinds of factors in influencing the output of sodium nitrite are found by experiment, and forward opinions are given in improving on the present unit.
背景与目的:研究亚硫酸钠和亚硝酸钠对蚕豆根尖细胞的致突变作用。
BACKGROUND and AIM: We studied the mutation effects of sodium sulfite and sodium nitrite in root tip cells of Vicia faba.
探讨了红色素、槲皮素、亚硝酸钠的猝灭机理,表明红色素、亚硝酸钠为动态猝灭,槲皮素为静态猝灭过程。
The sorghum pigment and sodium nitrite feature a dynamic quenching processes, while quercetin shows a static quenching processes.
通过单因素试验和优选试验法,得出蛋黄粉和亚硝酸钠的最佳配比。
The optimum recipe of yolk powder and sodium nitrite was determined by single factor trial and preference method.
对亚硝酸钠和硝酸钠生产相图进行了分析,提出了提高亚硝酸钠和硝酸钠产品质量的生产控制条件。
The phase diagram analysis of sodium nitrite and sodium nitrate production was made and the control conditions of product quality in the production was also put forward.
方法将小鼠随机分为7组,除正常对照组外,给予自然衰老及腹腔注射亚硝酸钠和地塞米松处置,给药组预防性给药。
Methods nature fade were divided into 7 groups. Sodium nitrite and dexamethasone were injection via abdominal, preventive drug was used in other normal control group.
在肉类产品的生产中,使用最新的蛋白质-碳水化合物制备技术,可以在不使用亚硝酸钠的情况下,提高产品的物理和化学特性。
In the production of meat products, the latest protein-carbohydrate preparation is used that can improve physical and chemical characteristics of the product without using sodium nitrite.
四种天然植物成分清除亚硝酸钠和阻断亚硝胺合成的速度趋势各不相同。
The speed trend of cleaning nitrite and blocking synthesis of nitrosamine by four natural plant compositions were different each other.
结果酸碱直接滴定法测得的结果比亚硝酸钠法、紫外分光光度法测得的结果偏高,但无统计学差异(P〉0.05)。
The content determined by acid-base titration was higher than those by UV spectrum and sodium nitrite, but they didn't have statistical significance(P0.05).
亚硝酸钠和亚硫酸钠均是食品工业中常用的添加剂。
Sodium Nitrite and Sodium Sulfite are additives used in food industry.
表明角鲨烯对急性脑缺血性和亚硝酸钠中毒缺氧具有保护作用。
These results indicated that squalene could protect mice from anoxia caused by acute cerebral ischemia and sodium nitrite poisoning.
本标准溶液以亚硝酸钠在超净实验室中准确配制并分装于20毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with pre-standardized sodium nitrite and sub-packed in 20 ml ampoules.
亚硝酸钠含量、煮制温度和时间对蒸煮火腿中亚硝胺形成量的影响及其相关性研究…孙敬等。
Effect of sodium nitrite contents, cooking temperature and time on the formation of N-nitrosamine in cooked ham and study on the corresponding correlations... SUN Jing et al.
介绍亚硝酸钠连续转化工艺流程、生产条件、转化塔及转化吹气、排气的方法。
This article introduces the process flow, production conditions, converter and methods for conversion purging and venting for continuous conversion of sodium nitrite.
氰化物中毒的治疗,目前国内、国外、医学界、兽医界均用亚硝酸钠配合硫代硫酸钠进行治疗。
At present, the treatment of cyanide poisoning are only conducted with Sodium Nitrite mixed with Natrii Thiosulfas at home and abroad in the fields of medicine and veterinary.
灌服氨基比林、亚硝酸钠和刺梨汁的大鼠组,六天内平均增重率为14.4%,肝脏未见明显异常,SGPT全部正常。
In the group with the juice, the rate was 14.4%, the hepatic necrosis was not observed, the activity of SGPT was normal.
目的观察益脑胶囊对亚硝酸钠所致小鼠记忆巩固障碍模型的影响。
Objective To observe the effect of Yinao capsules on learning-memory ability in model mice induced by sodium nitrite injection.
研究了亚硝酸钠引发硝酸溶液中丙烯腈的聚合反应。
The polymerization of acrylonitrile in aqueous nitric acid solution with sodium nitrite as initiator has been studied.
结果:益寿调脂片可使小鼠在常压缺氧或亚硝酸钠所致化学性缺氧条件下的存活时间和游泳存活时间显著延长,可明显提高小鼠的耐寒和耐高温能力;
Results Yishou Tiaozhi tablet could significantly postpone living times while mice was in normal or chemical hypoxia and swimming, and elevate tolerating cold and high temperature function in mice.
用亚硝酸钠和脲素除去外来的氧化剂后,以碘量法测定,全部操作可在几分钟内完成。
The samples are dissolved in aqueous solution of sulphuric acid or alkalis which can be heated if necessary, and the solution thus formed is treated rapidly with large excess of oxidant.
还对一些物质对这两种方法的干扰情况进行了讨论,其中,苯酚、亚硫酸钠、亚硝酸钠和硝酸钠等为主要干扰物质。
A discussion is also held on the compounds interfering with the methods. The main interfering compounds are phenol, sodium sulfite. sodium nitrite and sodium nitrate, etc.
还对一些物质对这两种方法的干扰情况进行了讨论,其中,苯酚、亚硫酸钠、亚硝酸钠和硝酸钠等为主要干扰物质。
A discussion is also held on the compounds interfering with the methods. The main interfering compounds are phenol, sodium sulfite. sodium nitrite and sodium nitrate, etc.
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