查询词典 sodium

PVC resin, PTFE resin, fumaric acid, anthraquinone, nitroanthraquinone, paraaminophenol, melamine, cyanuric acid, sulfanilic acid, chemical inhibitor 168, azoic coupling component As, stearate, aniline, nitroaniline, pentaerythritol, chlorcosane, sodium calcium, triethylene diamine, sodium benzene sulphinate, m-phthalic acid, thiourea, aniline black dyestuffs, acid dyestuff, etc.

聚氯乙烯树脂、聚四氟乙烯树脂、反丁烯二酸、蒽醌、硝基蒽醌、对氨基苯酚、三聚氰胺、氰尿酸、对氨基苯磺酸、抗氧剂168、色酚As、硬脂酸盐、苯胺、硝基苯胺、双季戊四醇、氯？？？腊、甲酸钙、三乙烯二胺、苯亚磺酸钠、间苯二甲酸、二甲酯五磺酸钠、硫脲、油溶性苯胺黑染料、酸性黑染料等有机化工原料和中间体。

Many influential factors of this method were analyzed. The experimental results indicated: the mole ratio of urea, sodium hypochiorite and sodium hydroxide was controlled within the range of (1.10~1.12):1:(2.30~2.42), the temperature of low temperature reaction must be controlled under 20℃, the high temperature should intensify fast to backset current temperature while reacting and the time for raising temperature only within 5min, and the yield of hydrazine hydrate can be reach about 75.1%.

实验分析了尿素法生产水合肼的各种影响因素，实验表明，尿素、次氯酸钠与氢氧化钠的摩尔比为(1.10~1.12)：1：(2.30~2.42)，低温反应温度控制在20℃以下，高温反应阶段快速升温至回流后反应5min左右时，水合肼收率可达75.1%左右。

Objective: To survey the influence and mechanism of the coumarins from Radix Angelicae Dahuricae on the hypnotic effects of pentobarbital sodium and barbital sodium in mice.

目的：通过观察杭自芷香豆素对戊巴比妥钠和巴比妥钠催眠作用的影响，初步探讨其中枢作用及其发生机制。

One hour later, all of the animals were given each an intraperitoneal injection of 40 mg/kg of pentobarbital sodium or 200 mg/kg of barbital sodium.

结果：氯霉素组和3个剂量的CAD组均可使戊巴比妥钠睡眠时间延长，分别延至溶媒对照组的380%、284%、353%和366%(P.01)；100mg/kg CAD组还可显著延长巴比妥钠催眠潜伏期(P.01)，并缩短其睡眠时间(P.01)。

Resultsthe optimal feeding strategy of barbital sodium was obtained, which was that the incipient concentration of barbital sodium was 0.05% in base medium and was added to 0.1% at 72 h, 0.15% at 120 h.

结果巴比妥钠添加的优化策略为：初始浓度0.05％，72 h补加至0.1％，120 h补加至0.15％。

With the addition of sodium barbial, the inhibitive efficiency increases.'Ihe inhibition of sodium barbital results ￡tunfarming a thin conversion film on the surface of aluminum alloy, which increase the resistance of corrosion.

结果表明，巴比妥钠对铝合金具有较好的缓蚀作用并且能提高铝合金在NaCl溶液中抗点蚀的能力，这种能力主要是通过在铝合金的表面形成不溶怀盐转化膜来实现的。

With the addition of sodium barbial, the inhibitive efficiency increases. The inhibi tion of sodium barbital results from forming a thin conversion film on the surfa ce of aluminum alloy, which increase the resistance of corrosion.

结果表明，巴比妥钠对铝合金具有较好的缓蚀作用，并且能提高铝合金在 NaCl溶液中抗点蚀的能力，这种作用主要是通过在铝合金的表面形成不溶性盐转化膜来实现的。

MethodsThe pharmacological effects of the Ziziphus jujube leaf extract on the autonomic activities of mice, the time of sleep induced by pentobarbital sodium, the sleeping synergistic action of mice with barbital sodium at sub-threshold and hypnotic dosages and the central inhibitory effects in mice induced by amphetamine were investigated.

方法考察酸枣叶提取物对小鼠自主活动的影响、对延长戊巴比妥钠诱导的小鼠睡眠时间、对阈下巴比妥钠的睡眠协同作用以及对苯丙胺中枢兴奋作用的影响。

ResultsThe Ziziphus jujube leaf extract could inhibit autonomic activities of the mice, prolong the sleep time induced by pentobarbital sodium, enhance the rate of falling asleep induced by barbital sodium and inhibit the central stimulating effects induced by amphetamine.

结果酸枣叶提取物可对小鼠自主活动呈明显抑制作用，延长戊巴比妥钠诱导的小鼠睡眠时间，增加巴比妥钠诱导的小鼠睡眠发生率和缩短巴比妥钠诱导的小鼠睡眠潜伏期。抑制苯丙胺的中枢兴奋作用。

Methods 4-Hydroxy- benzonitrile was treated with sodium hydrogen sulfide and anhydrous magnesium chloride in dimethyl formamide to give thioamide, which was then directly cyclized with ethyl 2-chloroacetoacetate without separation to give ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(2) in one-pot; then 2 was formylated with Duff reaction adopting hexamethylenetetramine in trifluoroacetic acid to give ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(3); finally, the target compound was obtained by the treatment of 3 with hydroxylamine hydrochloride and sodium formate in formic acid.

采用"一勺烩"方法，以4-羟基苯甲腈为起始原料，首先与硫氢化钠和无水氯化镁在N，N-二甲基甲酰胺中反应，所得中间体不经分离，直接加入2-氯乙酰乙酸乙酯进行环合反应，得到2-(4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯（2）；然后通过六亚甲基四胺/三氟乙酸进行Duff反应，得到2-(3-甲酰基-4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯（3）；再经盐酸羟胺/甲酸/甲酸钠体系脱水得到目标化合物。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。