国产亚洲AV片在线观看16女人,中文字幕第一页亚洲,FREEXX性黑人大战欧美视频,久国产精品久久精品国产四虎 ,丁香综合网,婷婷俺也去俺也去官网,在线精品无码字幕无码AV,国产桃色在线成免费视频
              Business
              BusinessHome > Business
              Yellow fluorescence dye DBEA
              Product Name: Yellow fluorescence dye DBEA
              CAS No.: 51749-83-8
              Packing: Aluminium foil bag,net weight 1kg/bag

              Product name

              Yellow fluorescence dye DBEA

              Chemical name

              1,8-Dichloro-9,10-bis(phenylethynyl) anthracene

              Structural formula

              1,8-二氯-9,10-二苯乙炔基蒽

              Molecular formula

              C30H16Cl2

              CAS No.

              51749-83-8

              Package

              Aluminium foil bag,net weight 1kg/bag

              Quality of criterion

              Item

              Index

              Appearance

              orange crystal solid,no impurity

              Content/%

              ≥97

              Melting point/℃

              168.0-170.0

              Contact us
              Add: 15F 12th building Business mansion Of New World
              No.689 Century Avenue, Ningbo, 315040, China
              Tel: Purchasing Department +86-574-87939316
                     Sales +86-574-87939311 87939318
                     Trade +86-574-87939312
              Fax: +86-574-87939319
              Copyright(C)2020, Ningbo Jinteng Chemical CO., LTD. All Rights Reserved. Supported by  ChemNet ChinaChemNet Toocle

              Mobile