香精

Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.

缩醛类化合物是近几年发展起来的高档新型香料，在日用香精和食品香精中有广泛应用。

This system is the administrant software which according to the characteristics of the tobacco flavor management of the enterprise, tailoring for the tobacco flavor management information system of the enterprise.

本系统是根据企业的香精香料管理的特点，为企业量身定做了香精香料管理信息系统。

The result showed that there was significant botanical character difference among the three varieties of rosemary; the content of essential oil of Rosmarinus officinalis L is higher than that of Rosmarinus officinalis 'Rex' and Rosmarinus officinalis 'Wood' with 0.80, 0.46 and 0.40 mL(100g)^(-1)FW respectively;α-pinene、1,8-cineole、verbenone、geraniol and borneol were the main compositions of essential oil from Rosmarinus officinalis L, with 27.26%, 20.92%, 11.75%, 5.92% and 5.07% respectively; the major components of essential oil of Rosmarinus officinalis 'Rex' were 1,8-cineole、camphor、borneol、α-pinene and camphene, accounting for 31.07%, 21.66%, 11.98%, 5.36% and 5.34% respectively; in Rosmarinus officinalis 'Wood', camphor、1,8-cineole、bornyl acetate、borneol、α-pineneand camphene were the major compositions with 24.69%, 23.96%, 6.76%, 5.94%, 5.80% and 5.28% respectively.

结果表明：三种迷迭香的植物学性状，如外形、花色等差异显著；迷迭香的精油含有率较高，为0.80mL(100g)^(-1)FW，Rex迷迭香和Wood迷迭香的精油含有率低，分别为0.46和0.40mL(100g)^(-1)FW；迷迭香的主要成分为α-蒎烯27.26%、1，8-桉叶素20.92%、马鞭烯酮11.75%、香叶醇5.92%、龙脑5.07%等，Rex迷迭香精油中1，8-桉叶素31.07%、樟脑21.66%和龙脑11.98%、α-蒎烯5.36%、莰烯5.34%是其主要成分，Wood迷迭香精油的主要成分为樟脑24.69%、1，8-桉叶素23.96%、醋酸龙脑酯6.76%、龙脑5.94%、α-蒎烯5.80%和莰烯5.28%等。

Located beside the attractive west lake scenic spot, is a comprehensive enterprise specialised in the research, development, production and sale of edible essence. Our company now owns more than 1000 different kinds of edible essences, which can be widely applied to the areas such as beverage, frozen food, confect,biscuit, instant noodle, seasoning, meat, and medicine.

杭州味田香精有限公司坐落于美丽的西子湖畔，是一家专业从事食用香精研发，生产和销售的综合型企业，公司现有食用香精产品1000余只，可广泛应用于饮料、冷食制品、乳品、糖果、饼干、方便面、调味品、肉制品、医药等领域。

Main production and management projects: piperonyl butoxide, Piperonal aldehyde, C Piperonyl aldehyde, PMK, eucalyptus oil, according to pituitrin, citral, ionone, cubeba oil, Geranium oil, 99 % natural a bit terpineol, pine oil acetate, sassafras oil, natural spices; run: Fragrance, tobacco flavor, food flavor, natural flavor essence seasoning products.

胡椒基丁醚、洋茉莉醛、胡椒基丙醛、胡椒基甲基酮、桉叶油、按叶素、柠檬醛、紫罗兰酮、山苍子油、香叶油、99%天然甲位松油醇、乙酸松油脂、黄樟油等天然香料；兼营：日化香精、烟用香精、食用香精、调味品香精等天然香精产品等。

The essence of this series is widely applied in foreign countries, for the essence has both the first flavor of mixed type essence and residual flavor, with certain taste, the essence has a strong vraisemblance.

该系列香精在国外应用比较普及，因为香精既有搅拌型香精的头香，又具有留香，同时具有一定的口感，香精的逼真性较强。

The results showed that incorporation of capsulated and free fragrances enhances the perfume impact of the fragrances in laundry process and wet fabrics after rinse even at a lower overall perfume level.

结果表明，当淀粉微胶囊包裹香精与液体香精复配使用时，即使在香精总量较低时，仍能够增强香精在洗涤过程中及漂洗后的表现力。

Development ＆ application prospect of the product: After analyzing and handling with a various of deflegmation, now SRIFFI can obtain fine essential oil. The oil can be used in recombination of apple, lemon, fruits and flower flavors. The final flavors can be used in perfumed paint, cosnetics, air freshener, detergent, food, fumette and tobacco, etc. Additionally, in the pharmaceutical industry , ledum palustre oil has the function of expectorant, antitussis and antiasthma. It has an efficient restraining function to the usual tinea on the outer body.

三、产品的开发与应用前景：上海香料研究所通过对各种馏份的分析、处理，现可以得到若干规格的具有森林、柑桔、果香型的精油香精原料，广泛应用于调配苹果、柠檬、果香、花香型等香精，试配后的各类香精可应用于调香型涂料、日用化妆品、空气清新剂、各种洗涤用品、食品、香熏及烟草等方面；另外，用杜香油入药具有化痰、止咳、平喘之功能，在体外对常见的皮肤癣菌病的致病具有较强的抑止作用。

A pro-active defense serum formulated to help strengthen cellular resistance to environmental threats from air travel, climate and altitude changes, poorly ventilated areas, air conditioned spaces and city pollution. Made with 2% standardized time released green tea phytoliposomes, and supported by an organic 30% whole herb concentrate of sage leaf, Siberian ginseng, schizandra berry, grape seed and green tea, with essential oils of sweet orange, grapefruit, lavender and peppermint in an organic apple serum base.

这个皮肤保养处方含有作用持久的绿茶素和数种草药提炼剂如鼠尾草，西伯利亚人蔘，北五味子，葡萄仔，绿茶，加上甜桔香精，葡萄柚香精，讯衣草香精，薄荷香精等等，是用来加强脸部皮肤细胞的抵抗力，可以帮助抵抗不良环境如空中飞行，缺氧状态，乾燥气候，紫外线，冷气室下工作过久，环境污染等等对细胞的伤害。

The antimicrobial activity of thyme oil to different mould and bacteria, the lowest antimicrobial concentration, and the preservation effect of fresh cut wax gourd treated with different concentrations of rhyme oil/chitosan compound preservation liquid at room temperature were investigated.

通过GC-MS对百里香精油的化学成分进行了鉴定，研究了百里香精油对不同真菌和细菌的抑制效果及最低抑菌浓度，考查不同浓度百里香精油／壳聚糖复合保鲜液在室温条件下对鲜切冬瓜的保鲜效果。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。