Web【1,4,5,8-萘四甲酸酐的物性数据】 熔点(ºc):220~221℃。浅灰色-红灰色晶体-粉末;稳定性:一般情况下稳定;反应性:未报道特殊反应性。;避免接触的条件:潮敏;须避 … WebJan 13, 2024 · 中文名: 2,6-二溴萘-1,4,5,8-四羧酸二酐 英文名: 2,6-Dibromonaphthalene-1,4,5,8-tetracarboxylic Dianhydride 中文别名
S-INDACENE-1,3,5,7(2H,6H)-TETRONE AldrichCPR Sigma …
http://www.dxhx.pku.edu.cn/article/2024/1000-8438/20240601.shtml WebFeb 11, 2024 · 低温产品:低温产品运输过程中加装冰袋运输。. 常温产品:常温产品运输过程中无需加冰或者特殊包装。. 德尔塔(Delta)供应的1,4,5,8-萘四羧酸 (含单酸酐) CAS:128-97-2仅用于科研,不能用于人体治疗、药物开发、和其他商业用途,如有购买方或第三方采购我 … black owned quotes
CAS:81-84-5 1,8-萘二甲酸酐_爱化学 - ichemistry.cn
WebDirections: Use the calculator above to calculate your square footage. You can enter feet only, inches only or any combination of the two. *Square Footage is also known as (a.k.a) square feet, square ft, SqFt, Sq.Ft., sq.ft., ft2 & ft 2 **This Calculator also calculates square inches, total height in feet, total height in inches, total length in feet and total length in … WebMar 31, 2024 · 低温产品:低温产品运输过程中加装冰袋运输。. 常温产品:常温产品运输过程中无需加冰或者特殊包装。. 德尔塔(Delta)供应的CAS:81-30-1 萘-1,4,5,8-四羧酸二 … WebAverage =. Sum. Count. where the sum is the result of adding all of the given numbers, and the count is the number of values being added. For example, given the 5 numbers, 2, 7, 19, 24, and 25, the average can be calculated as such: Average =. 2 + 7 + 19 + 24 + 25. 5. gardman wall planters