1)wastewater from vitamin B1 production维生素B1生产废水
1.Coagulation - micro-electrolysis process has been used for pretreating the wastewater from vitamin B1 production,which is characterized by complicated composition,refractory,unstable quality and high suspended solids.针对维生素B1生产废水成分复杂、难于生化降解、水质不稳定、固体悬浮颗粒含量高的特点,采用混凝—微电解法进行预处理。
2.After determining the optimal adding sequence of potassium permanganate,the kind of flocculant and their addition,the effects of HRT,DO and pH on the removal efficiency of bio-ferric process were discussed,while the optimal conditions for treatment of flocculating effluent of wastewater from vitamin B1 production by the bio-ferric process were obtained simultaneously.采用高锰酸钾强化混凝-生物铁法处理维生素B1生产废水,确定了高锰酸钾的最佳投加顺序、混凝剂的种类以及两者的最佳投药量,探讨了水力停留时间(HRT)、溶解氧(DO)和pH值对生物铁法处理效果的影响,得到了生物铁法处理维生素B1生产废水混凝出水的最佳工况条件。
3.Simultaneously the optimal conditions for treating wastewater from Vitamin B1 production by the bio-ferric process are obtained.采用混凝—生物铁法处理维生素B1生产废水,确定了混凝剂的种类及最佳投加量,研究了水力停留时间、溶解氧和pH对生物铁法处理效果的影响,得到了混凝—生物铁法处理维生素B1生产废水的最佳工况条件。
2)pharmaceutical wastewater of vitamin B1维生素B1制药废水
1.PACT-process is used for treatment of pharmaceutical wastewater of vitamin B1, the effect and influencing ingredient for organic substance removal by PACT- process is primarily investigated.采用PACT法处理维生素B1制药废水,重点考察了PACT法对有机物的处理效果以及影响因素。
3)vitaminB1wastewatertreatment维生素B1废水处理
4)Vitamin B1维生素B1
1.The method of determinating Vitamin B1 indirectly by atomic absorption spectorscopy is proposed.本文建立了原子吸收光谱法间接测定维生素B1含量的方法。
2.170 μg for Vitamin B12, 0.目的:建立可同时测定烟酰胺、维生素B12、维生素B6、维生素B2、维生素B1等5种水溶性维生素含量的离子对反相高效液相色谱法,并用于功能性饮料中多种维生素的含量测定。
3.2-hydroxy-1,2-di(thiophen-2-yl)ethanone was prepared by benzoin condensation of thiophene-2-carbaldehyde catalyzed by vitamin B1 under triethylamine as base,the yield was 15%.以维生素B1为催化剂,在三乙胺为碱的条件下,催化2-噻吩甲醛发生安息香缩合反应制备噻吩偶姻,产率15%。
英文短句/例句
1.Feed additive--Vitamin B1 (thiamine mononitrate)GB/T7296-1987饲料添加济维生素B1(硝酸硫胺)
2.Food additive--Vitamin B1(Thiamine hydrochloride)GB14751-1993食品添加剂维生素B1(盐酸硫胺)
3.Feed additive--Vitamin B1 (thiamine hydrochloride)GB/T7295-1987饲料添加济维生素B1(盐酸硫胺)
4.Pork is rich in vitamin B1.猪肉里含有丰富的维生素B1.
5.Determination of Vitamin B1,Vitamin B2 in Four Vitamin Glucose Calcium Particles for Children by HPLC;HPLC法测定小儿四维葡钙颗粒中维生素B1、维生素B2的含量
6.Effect of different halide ions on surface enhanced Raman spectra of vitamin B1 Ag colloid system维生素B1-银胶体系SERS受卤离子竞争吸附的影响
7.It was thought to be a non-specific type of neuritis, and vitamin B1was suggested.一般认为这是非特异性神经炎。可考虑服用维生素B1。
8.Study on Synthesis of Polymer-supported Vitamin B1 Mimics as Catalyst for the Benzoin Condensation固载型维生素B1模拟物的合成与催化安息香缩合反应研究
9."Thiamine (vitamin B1)Organic compound, part of the vitamin B complex, necessary in carbohydrate metabolism."硫胺素(亦称维生素B1):有机化合物,维生素B复合体的一种,为日常饮食所必需。
10.It should be noted that food irradiation is not the only way in which nutrients such as vitamins B1 and C may be destroyed.应该注意,辐照食物并不是唯一可能会破坏如维生素B1和C等营养的方法。
11."Rich in protein and providing moderate amounts of iron and vitamins B1 and B2, fresh or dried Beans are used worldwide for cooking."富含蛋白质及相当数量的铁和维生素B1、B2。全世界广泛食用鲜豆、干豆及豆制品。
12.Thiamine also repels fleas and other insects, a useful side-effect when you hit the doss house after a night on the booze.维生素B1还能驱走跳蚤和其它昆虫,算是你一夜痛饮之后投宿廉价客栈时有益的意外收获吧。
13."High in carbohydrates, oats also provide protein, fat, calcium, iron, and B vitamins. Oat straw is used for animal feed and Bedding. "燕麦含丰富的碳水化合物、蛋白质、脂肪、钙、铁和维生素B1。燕麦秆可作饲料和铺草。
14.The Mutasynthetic Production of CHC-B1 from a Streptomyces avermitilis Mutant in the Presence of Cyclohexanecarboxylic Acid阿维菌素衍生物CHC-B1的突变生物合成
15.Method for the determination of vitamin B1 in cerealsGB/T7628-1987谷物维生素b1测定方法
16.Meat and meat products-Method for determination of vitamin B1 contentGB/T9695.27-1991肉与肉制品维生素b1含量测定
17.Method for the determination of vitamin B1 in feedsGB/T14700-1993饲料中维生素b1测定方法
18.Milk powder and formula foods for infant and young children--Determination of vitamin B1 contentGB/T5413.11-1997婴幼儿配方食品和乳粉维生素b1的测定
相关短句/例句
pharmaceutical wastewater of vitamin B1维生素B1制药废水
1.PACT-process is used for treatment of pharmaceutical wastewater of vitamin B1, the effect and influencing ingredient for organic substance removal by PACT- process is primarily investigated.采用PACT法处理维生素B1制药废水,重点考察了PACT法对有机物的处理效果以及影响因素。
3)vitaminB1wastewatertreatment维生素B1废水处理
4)Vitamin B1维生素B1
1.The method of determinating Vitamin B1 indirectly by atomic absorption spectorscopy is proposed.本文建立了原子吸收光谱法间接测定维生素B1含量的方法。
2.170 μg for Vitamin B12, 0.目的:建立可同时测定烟酰胺、维生素B12、维生素B6、维生素B2、维生素B1等5种水溶性维生素含量的离子对反相高效液相色谱法,并用于功能性饮料中多种维生素的含量测定。
3.2-hydroxy-1,2-di(thiophen-2-yl)ethanone was prepared by benzoin condensation of thiophene-2-carbaldehyde catalyzed by vitamin B1 under triethylamine as base,the yield was 15%.以维生素B1为催化剂,在三乙胺为碱的条件下,催化2-噻吩甲醛发生安息香缩合反应制备噻吩偶姻,产率15%。
5)Vitamin B_1维生素B1
1.A flow-injection chemiluminescence(CL) method for the determination of vitamin B_1 was described.在碱性介质中,铁氰化钾氧化维生素B1产生化学发光,罗丹明B作为能量转移剂,十六烷基三甲基溴化铵(CTM AB)可敏化其发光强度。
2.Bio-ferric process,which is a new enhanced activated sludge process,has great advantages in treatment of high concentrated and refractory biodegradation wastewater from producing vitamin B_1.生物铁法是一种新型的强化活性污泥法,处理高浓度、难生物降解维生素B1生产废水具有很大的优势。
3.A method of determination of vitamin B_1 in fortified flour by high performance liquid chromatography has been developed.建立了反相高压液相色谱-荧光检测器(RP-HPLC-FD)测定强化面粉中维生素B1含量的方法。
6)thiamine[英]['θai?min][美]['θa??m?n]维生素B1
1.A novel chemiluminescence(CL) system for thiamine combined with flow injection analysis was proposed in this paper.基于在N aOH碱性中,铁氰化钾可以直接氧化维生素B1产生化学发光,而十六烷基三甲基溴化铵(CTAB)的存在可以大大增强这一化学发光强度,结合流动注射分析技术,在研究并优化化学发光条件的基础上,建立了测定维生素B1的化学发光分析方法。
2.In this paper, the effects of thiamine on decolourisation rates of dye, removal rates of DOC and COD of textile wastewater in a batch test were studied.本文研究了微量维生素B1对活性污泥染料脱色、溶解性有机碳 (DOC)、COD去除以及污泥微生物呼吸活性等的影响 ,结果表明维生素B1可能是毛纺废水处理系统所需的生长因子之一 ;添加 0 5~ 2 0mg/L的维生素B1能够在一定程度上促进染料脱色、DOC和COD的去除效果以及污泥微生物的呼吸活性 ,其最大促进作用分别达到对照的 112 %、12 1%、15 6 %和 12 1% ;这些研究结果将为开展提高废水处理效率研究提供了新的思
3.Based on the direct chemiluminescence reaction of thiamine (VB1) and riboflavi n (VB2) with hexacyanoferrate (Ⅲ) in sodium hydroxide medium, a novel high pe rformance liquid chromatography (HPLC)-chemiluminescence (CL) detection method for simultaneous determination of VB1 and VB2 was developed.基于水溶性维生素在碱性介质中只有维生素B1(VB1)和维生素B2(VB2)可以被K3Fe(CN)6直接氧化产生化学发光的原理,建立了反相高效液相色谱(RP HPLC)分离柱后化学发光检测VB1和VB2的新方法,并成功应用于复合维生素B片剂中VB1和VB2的测定。
延伸阅读
维生素E粉【通用名称】维生素E粉【其他名称】维生素E粉 维生素E粉 拼音名:Weishengsu E Fen 英文名:Vitamin E Powder 书页号:2000年版二部-799 本品为维生素E与一种或多种惰性物质的均匀混合物。含维生素E(C31H52O3)应为 标示量的90.0%~110.0 %。 【性状】 本品为白色或类白色粉末或颗粒。易吸潮。 【鉴别】 (1) 取本品适量,加无水乙醇50ml,充分振摇使维生素E溶解,用乙醇 200ml 分两次提取,合并提取液,通过无水硫酸钠滤过,滤液在充氮情况下渐渐加热蒸 去乙醚,残液照维生素E项下的鉴别(1) 项试验,显相同的反应。 (2) 在含量测定项下记录的色谱图中,供试品峰的保留时间应与维生素E对照品峰 的保留时间一致。 【检查】 干燥失重 取本品,在105 ℃干燥至恒重,减失重量不得过6.0 %(附 录Ⅷ N)。 【含量测定】 取本品适量(约相当于维生素E 200mg),精密称定,置锥形瓶中 ,加正己烷25ml,置70℃水浴中回流2 小时,放冷,滤过,滤液用正己烷洗涤3 次, 滤液与洗液置50ml棕色量瓶中,加正己烷稀释至刻度,摇匀。精密量取该溶液5ml ,置 棕色具塞锥形瓶中,照维生素E项下的方法,精密加入内标溶液5ml ,密塞,摇匀。取 1 ~3μl注入气相色谱仪,测定,计算,即得。 【类别】 同维生素E。 【贮藏】 遮光,密封,在干燥处保存。
