2) Chinese (insect) wax,white wax
虫蜡或川蜡
3) cera chinensis
虫白蜡
1.
Octacosanol production and purification with cera chinensis;
以虫白蜡为原料制备及纯化二十八烷醇
2.
Conclusion The acid value and the saponification value of cera chinensis can be determined by the method of changing dissolvent,filtrating and heating.
目的建立测定虫白蜡酸值、皂化值的方法。
4) shell lac wax
虫胶果蜡
1.
This paper studied the effects of shell lac wax on the freshness keeping of eggplant.
探讨了虫胶果蜡在茄子保鲜中的作用。
5) insect-white wax
虫白蜡
1.
The catalyst was used to catalyze the hydrogenation of insect-white wax under high pressure.
用醇盐法制备了超细负载型催化剂Ni/SiO2,并应用于虫白蜡的高压催化加氢反应。
6) White wax scale
白蜡虫
1.
The white wax scale,Ericerus pela Chavannes,is an invasive alien species and also a new record species in Jilin province.
首次报道了白蜡虫在长春市的分布。
2.
There has existed “the three reds and three blacks” phenomenon in white wax scales brood insects production for hundreds of years,which brought about an up and down of white wax production.
长期以来,在白蜡虫种虫生产上经常出现“三红三黑”现象,造成白蜡产量极不稳定。
3.
The ultrastructure of Malpighian tubules of white wax scale, Ericerus pela Chavannes was studied in 1993~ 1994.
白蜡虫EricerusPela的马氏管由两条黄色膨泡串状的端管和一条公共管构成,通过公共管与消化道相连。
补充资料:虫蜡
| 虫蜡 insect wax 由昆虫所产生的蜡。有重要经济价值的主要有两种:①中国虫蜡,即虫白蜡,主要产于中国四川,是寄生在女贞或白蜡树上的白蜡虫所分泌的物质。白色或淡黄色固体;熔点80~85℃;其主要成分为二十六碳酸二十六碳醇酯CH3(CH2)24COO(CH2)25CH3,硬度大,性质稳定,不溶于水,易溶于苯、汽油等有机溶剂。可防潮、防锈。用于制造精密铸造蜡模、皮鞋油、地板蜡、复写纸、铜板纸等,也用于精密仪器的防锈和中药配方等。②印度虫蜡,是寄生于印度虫胶树上的昆虫所分泌的一种胶状物,此胶状物脱蜡时,虫蜡作为虫胶的副产品得到。粗品的熔点72~80℃,商品的熔点约80~85℃。虫蜡用于制造蜡烛和电器绝缘材料等。 |
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