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- Five kinds of monosacchirides in the dilute acid hydrolysate of corn stover have been determined by their retention time and characteristic GC/MS fragmentation patterns. 研究结果表明:秸秆稀酸水解液中有五种单糖,主要是木糖和葡萄糖,其次是阿拉伯糖、半乳糖和少量的甘露糖;
- In this study, five by-products, acetic acid, formic acid, vanillin, furfural and5-hydroxymethylfurfural, were identified by HPLC in the dilute acid hydrolysate of local cornstover. 发酵玉米秸秆稀酸水解液与浓缩液,与模拟培养基的发酵情况对比,得到副产物的共同作用与每种副产。
- Keywords Corn stover Dilute acid hydrolysate Xylose Fuel ethanol Inhibitory by-products; 玉米秸秆;稀酸水解;木糖;燃料乙醇;抑制性副产物;
- Dilute acid hydrolysate 稀酸水解液
- Zinc displaces the hydrogen of dilute acids. 锌置换了稀酸中的氢。
- In early purifications of this type, antibody was eluted with dilute acid or base. 早期纯化这类抗体是用稀酸或稀碱洗脱。
- The research work of thesis developed an xylitol fermentation process using corn cob hemicellulosic enzymatic hydrolysate in stead of acid hydrolysate . 比游离发酵缩短10h左右。 最后在摇瓶条件下,采用分批发酵方式,对微胶囊细胞的发酵玉米芯酶水解液进行重复8批25d发酵,木糖醇得率平均为61.;4ry0。
- It is superior to sodium silicate cement in impermeability, resistance to dilute acid and cohesive strength. 钾水玻璃胶泥的抗渗透性、耐稀酸性和粘结强度高于钠水玻璃胶泥。
- Although the fermentability of the enzymatic hydrolysate by yeast was not as good as pure xylose solution,it was much better than the acid hydrolysate of corncob. 所得酶解液发酵木糖醇的性能虽不如纯木糖,但明显优于玉米芯酸水解液。
- Dilute acid pretreatment, ammonia steeping pretreatment (ASP) and stream explosion process (SEP) of biomass are reviewed. 对植物纤维素原料的预处理方法进行了综述。
- In this paper,for the deficient of anaimal-plant get from quartz-sand,using a method of dry ashed and solution by dilute acid to tretment,to measure its multi-elements by ICP-AES. 本文对石英砂摄取的残体样品采取灰化干烧、加稀酸溶解的方法,空白值低,无环境污染。
- After the sample is dissolved by CC14, the starch in the sample is allowed toenter into water phase by heating and refluxing with a dilute acid in the water bath. 用四氯化碳溶解样品后去与稀酸溶液一起于水浴中加热回流使淀粉进入水相,除掉四氯化碳后在沸水浴中加热回流使淀粉水解为葡萄糖。
- They dissolve readily in water, dilute acids, and alkalis but do not coagulate readily on heating. 组蛋白在水中很容易溶解,其水溶液呈弱酸性和碱性,加热时不立即凝结。
- Chitin was prepared by treating and decolourizingthe shrimp crust with dilute acid and dilute alkali. The resultant product was deacetylated by alkaline treatment, and so obtained chitosan. 将虾壳用稀酸、稀碱处理,脱色制成甲壳质,再用碱处理脱乙酰基制成壳聚糖。
- The article reported promotional role of casein acids hydrolysate on growth in tobacco callus and suspension cultured cells, and the suitable dosage of casein acids hydrolysate was ascertained. 摘要报道了水解酪蛋白对烟草愈伤组织和悬浮细胞生长的促进作用,并确定了水解酪蛋白的适宜用量。
- Study on the dilute acid hydrolysis or the pretreatment of enzymatic hydrolysis of cellulosic materials by using ionizing radiation technique has aroused a great attention in the world. 将电离辐射技术用于植物纤维原料稀酸水解或酶水解预处理过程的研究在国际上引起了广泛重视。 本研究的目的是初步探索电离辐射对马尾松(Pinus masso-niana Lamb.;)
- Phytin, the sediment was gained by first soaking the wheat bran with dilute acid, then by neutralizing the soaked liquid first with 10%fresh lime cream and secondly with 3%hydrate of natrium. 用稀酸浸泡麦麸,浸提液先用10%25新鲜石灰乳中和,再用30%25烧碱溶液进行二次中和,沉淀物即为植酸钙镁复盐,亦称菲丁;
- General service, nickel alloy material is durable and resists wear and the corrosive action of some dilute acids and alkalies. Available for 300 SWP Globe Valves. 一般用途,镍合金材料经久耐用,耐磨损,耐一些稀酸和碱的腐蚀。配置在300SWP的截止阀上。
- General service, nickel alloy material is durable and resists wear and the corrosive action of some dilute acids and alkalies. 一般用途,镍合金材料经久耐用,耐磨损,耐一些稀酸和碱的腐蚀。
- They dissolve readily in water, dilute acids, and alkalis but not/" target="_blank">do not coagulate readily on heating. 组蛋白在水中很容易溶解,其水溶液呈弱酸性和碱性,加热时不立即凝结。