1) caproic acid bacteria
己酸菌
1.
Study on the pure-culture conditions of caproic acid bacteria from the paste of highly flavor type Daqu liquor;
浓香型大曲酒窖泥己酸菌纯培养条件的研究
2.
The growth ingredient and culture application about the caproic acid bacteria;
己酸菌生长代谢因素与培养应用
3.
The factors influencing the growth, propagation and metabolism of caproic acid bacteria mainly covered nutritional substances such as carbon, nitrogen and mineral elements, moisture content, temperature, acidity, ethanol concentration and its commensalism microbes etc.
影响己酸菌生长、繁殖、代谢过程中的主要因素有碳、氮、矿物质元素等营养物质,水分、温度、酸度、乙醇浓度及其共栖微生物等。
2) Clostridium kluyveri
己酸菌
1.
Preliminary study on separation of Clostridium kluyveri cells and drying technology with activity;
己酸菌细胞分离及保活脱水技术的初步研究
2.
useing the hyperchromicity of nuclic acid to measure the thermal denaturat-ion temperature of the double stranded DNA with ultraviolet spectrophotonie-ter equiped with heating apparatus, the determined G-C content of Clostridium Kluyveri was 30.
利用核酸的增色性,采用备有加热装置的紫外分光光度计,测定了己酸菌DNA的热变性温度(Tm),得出己酸菌G-C克分子百分数含量为30。
3) caproic acid-producing bacteria
己酸菌
1.
The solid slant culture medium,prepared by increasing the use level of agar;the separation and purification of caproic acid-producing bacteria,processed by the techniques of separation by dilution and vacuum culture;then the growth and proliferation conditions of caproic acid-producing bacteria were investigated by orthogonal tests.
采用加大琼脂用量制成固体斜面培养基,以稀释分离、真空培养的方法进行己酸菌分离纯化,并采用正交试验法对己酸菌的生长繁殖条件进行了探讨,其影响因素依次为酒度、pH值、培养时间、培养温度及热处理温度,优化因子为pH6,酒度2%,热处理温度80℃,培养温度30℃,培养时间6d。
2.
The artificial aged pit mud was cultured by the simulation of the nutritional conditions and environments for the growth and metabolization of microbes in quality aged pit mud and by the application of modern microbe breeding techniques for scale culture of function bacteria such as caproic acid-producing bacteria etc.
通过模拟优质老窖泥中微生物生长、代谢环境和营养条件,采用现代微生物育种技术,扩大培养己酸菌等有益功能菌,培养人工老窖泥,应用于生产,医治和改造老化窖泥,使之能在较短时间内产出好酒。
4) caproic acid bacteria solution
己酸菌液
1.
The causes of blackening of caproic acid bacteria solution were analyzed as follows: contamination with thiogenic bacteria during the culture of the solution; action of Fe2+ ion and S2-ion to form FeS, and action of S2-ion and added Cu2+ ion to produce black precipitate.
己酸菌液发黑变臭的原因为培养过程中污染产硫细菌;培养容器中Fe2+和S2-反应生成FeS,而S2-遇到外加的Cu2+后Cu产生黑色沉淀。
6) super caproic acid solution
超强己酸菌液
1.
The comprehensive utilization of red starter esterified enzyme and super caproic acid solution in interlayer fermentation in Luzhou-flavor Daqu liquor production could not only increase caproic acid content and harmonize the ratio of caproic acid and lactic acid but also increase quality product rate and liquor yield by 42.
红曲酯化酶、超强己酸菌液综合运用于浓香型大曲酒生产中的夹层发酵,提高了已酸含量,协调了己酸与乳酸的比例,提高浓香型大曲酒优级品率42。
补充资料:己酸
分子式:C6H12O2
分子量:116.16
CAS号:142-62-1
性质:无色或淡黄色油状液体,有汗臭味。熔点-3.4℃,凝固点-1.5-2℃,沸点205℃(100kPa),相对密度0.9274(20/4℃),折射率1.4170。闪点104℃,能与乙醇、乙醚混溶,不溶于水。熔化热15.20kJ/mol。
制备方法:已酸可从椰子油分离得到,也可采用发酵和化学合成的方法。将仲辛醇用硝酸氧化可制得已酸。1.仲辛醇氧化法 将仲辛醇滴入工业硝酸中,温度控制在50-55℃。用水洗涤,得粗已酸,先将粗已酸常压脱水,再减压蒸馏,继续脱去水分后,收取158℃(8.0kPa)馏分,即为已酸。原料消耗定额:仲辛醇(80%)1800kg/t、硝酸(97%)2500kg/t。2.正己醇氧化法 正己醇经空气或氧气氧化生成正己酸。3.己腈水解法 己腈水解生成己酸4.正己醛氧化法 正己醛氧化生成正己酸。
用途:一种基本有机原料,可用于生产各种己酸酯类产品。医药中用于制备己雷琐辛。也可作香料、润滑油的增稠剂、橡胶加工助剂、清漆催干剂等。
分子量:116.16
CAS号:142-62-1
性质:无色或淡黄色油状液体,有汗臭味。熔点-3.4℃,凝固点-1.5-2℃,沸点205℃(100kPa),相对密度0.9274(20/4℃),折射率1.4170。闪点104℃,能与乙醇、乙醚混溶,不溶于水。熔化热15.20kJ/mol。
制备方法:已酸可从椰子油分离得到,也可采用发酵和化学合成的方法。将仲辛醇用硝酸氧化可制得已酸。1.仲辛醇氧化法 将仲辛醇滴入工业硝酸中,温度控制在50-55℃。用水洗涤,得粗已酸,先将粗已酸常压脱水,再减压蒸馏,继续脱去水分后,收取158℃(8.0kPa)馏分,即为已酸。原料消耗定额:仲辛醇(80%)1800kg/t、硝酸(97%)2500kg/t。2.正己醇氧化法 正己醇经空气或氧气氧化生成正己酸。3.己腈水解法 己腈水解生成己酸4.正己醛氧化法 正己醛氧化生成正己酸。
用途:一种基本有机原料,可用于生产各种己酸酯类产品。医药中用于制备己雷琐辛。也可作香料、润滑油的增稠剂、橡胶加工助剂、清漆催干剂等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条