Slide specimens produced tiny insects, parasites and local fine structure, enclosed slide, for magnification observation. Fengpian plastic commonly used are: ① Canada gum: only diluted with xylene. After time producer, remove material from the storage solution Fujian insect specimens, subject to alcohol (concentration increased by 100%), completely dehydrated, and then removing the alcohol and xylene transparent Hangzhou insect specimens in order to move to the slides plus Canada glue mounted. Such slide specimens can be permanently stored. ② gum arabic mixture mounted. Suitable for smaller overall producer insects. Arabic powder 30 g, distilled water, 50 ml, 20 ml glycerol, chloral hydrate, 200 restraint glue. The preparation of insect specimens, first add distilled water to the powder, stirring, until heated water bath powder is completely dissolved, then stir slowly add chloral hydrate, and finally add glycerin stirring hot pour colored flasks, placed 60 ℃ incubator with glass wool filter, after 24 hours, can be removed and stored at the missing light environment. When the needle is inserted, or send the wings of adult specimens before consignment first firmly insect specimen box with a needle inserted in the sample holder. Large worms, species long appendages, application of insect needle abdomen and limbs good cross bracing. Coleoptera and other large-bodied species and no scales, cotton will be available around the specimen infill. Triangular paper or cotton layer paper bag good simulation specimens insect specimens, can be directly loaded into consignment box, surrounded by foam board shockproof lining. Equipped with needle inserted specimen specimens box, use relatively large sample some of the wooden shipping boxes, surrounded by the gap at the wire filled with wood or soft plastic filler blocks, etc., so that the specimen cassette holding center position of the outer box. Use foam pressed into the container consignment safer. Yunnan insect specimens, insect specimens, teaching voyage by voyage Teaching Equipment Co., Ltd. Xinxiang City. Xinxiang City voyage Teaching Equipment Co. (www.xxyuanhang.cn) (www.yuanhang369.com) strong, credible, in Xinxiang specimen model industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the voyage into the brilliant teaching and you work for a better future! You can also access (www.yuanhang369.com/supply_details_39617260.html), for more information about the company.