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- Toxic effect of sulfuric acid 硫酸毒性作用
- In order to explore the methods to promote the seeds germination of Rhus chinensis,researches were conducted on the effect of sulfuric acid treating to seeds germination. 为了探索促进盐肤木种子萌发的方法,研究了浓硫酸酸蚀处理对盐肤木种子萌发的促进作用。
- The effects of the amount of sulfuric acid used and the reaction temperature on bromination were discussed. 该合成路线经溴代、羧基化和酰化等三步反应,以61.;7%25的总收率得到目的物。
- In addition, the effects of temperature and concentration of sulfuric acid on the concentration of LA and 5-hydroxymethyl furfural (HMF) were shown. 实验考察了不同温度和硫酸浓度对葡萄糖分解的主要产物5-羟甲基糠醛和乙酰丙酸浓度的影响。
- The effects of the amount of sulfuric acid, reaction duration and the addition of anhydrous sodium sulfate as dehydration agent on the yield of OFPMA were studied. 讨论了硫酸的用量、反应物配比、反应温度和反应时间对产物收率的影响。
- Toxic effect of sulfur dioxide 二氧化硫毒性作用
- Toxic effects of capecitabine and fluorouracil were similar. 卡培他滨和氟尿嘧啶的毒副作用相似。
- Hardegree et al demonstrate that the toxic effect of non ionic sugar ester surfactants is correlated with free fatty acid level. 证明非离子糖酯表面活性剂的毒素作用与脂肪酸标准有相互关系。
- Pulmonary fibrosis is an important toxic effect of paraquat. 在各种肺组织损伤中又以肺纤维化损伤最为突出。
- The toxic effect of PQ on rats and fetus was studied in this paper. 本实验研究了除草剂百草枯对大鼠及其胎儿毒性作用。
- The effect of activation porous agent on reaction process of phosphate rock acidulated by sulfuric acid was studied. 用硫酸分解开阳磷矿,研究了活化疏松剂(APA)对该反应过程的影响。
- To enhance the cooling effect of concetrated sulfuric acid, 3 anodic protection coolers are installed to replace castiron pipe cooler. 为了提高浓酸冷却效果,用3台阳极保护浓硫酸冷却器,代替铸铁排管冷却器。
- Objective:To investigate the toxic effect of acetic acid lead on haematopoietic stem/progenitor cells and peripheral blood in the immature mice of lead poisoning. 目的:为防治铅中毒提供实验室研究资料,探讨铅染毒时铅对未成年小鼠骨髓造血干/祖细胞和外周血的毒性作用。
- Methods: (1)To detect toxic effect of PAP to Hela cell by MTT assay. 方法:(1)用MTT法检测PAP对Hela细胞的毒性作用;
- Effect of active addition agent and ultrasonic on reaction kinetics of phosphate rock and sulfuric acid in the single superphosphate (SSP) process are studied. 进行了使用活化添加剂(化学方法)和外加超声波(物理方法)对过磷酸钙生产中磷矿硫酸反应过程动力学影响的实验研究。
- Objective: To determine the toxic effect of 8-methoxypsoralen cream on skin. 目的观察8-甲氧补骨脂素乳膏对动物皮肤的毒性作用。
- The actue toxic effect of heavy metal Cu~(2+) to Stentor Polymorphrus(Ciliophora,Heterotrichida) was studied. 研究了重金属铜对异毛目纤毛虫多态喇叭虫(Stentor polymorphrus)的急性毒性影响.
- Objective:To examine the genetic toxic effect of Herba leonuri on male mouse reproductive cells. 目的:观察中草药益母草对雄性小鼠生殖细胞的遗传毒性。
- Objective To study the toxic effect of Moxifloxacin Vaginal Effervescent Tablets( MVET) on the guinea pigs. 目的研究莫西沙星阴道泡腾片(MVET)对豚鼠的毒性作用。
- Bamboo vinegar, potash soap and suspending agent of sulfur could increase the effect of Natural Pyrethrum, Baicao I and Kingbo for L. clerkella. 竹醋液、软钾皂和硫悬浮剂作为辅助药剂一定程度上能够增强除虫菊、清源保和百草一号的药效。