潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

ChemNet > Gold Suppliers > bjprina >

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

Category :

Catalyst and Auxiliary/Surface Active Agent

CAS NO : 1533-45-5
EC NO : 216-245-3
Molecular Formula : C28H18N2O2
Main Specifications :
Synonyms : Fluorescent Brightener OB-1;FBA393??2,2'-(4.4'-diphenol vinyl)di-henzoxazol ;2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole;FBA 393;4,4'-bis(benzoxazol-2-yl)stilbene;Optical Brightener OB-1;C.I. 393;Fluorescent whtening agent OB-1;Fluorescent Whitening Agent OB-1;2,2'-(ethene-1,2-diyldibenzene-4,1-diyl)bis(1,3-benzoxazole);2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole);Optical Brightening Agent OB-1;Optical Brightner OB-1;ptical Brightening Agent OB-1;4,4-Bis(2-Benzoxazolyl) Stilbene;
2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
Molecular Structure:2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 1533-45-5
If you are sourcing 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole from China ,just feel free to inquire
Contact us
Company:
   Beijing Prina Chemical Industry Co.,Ltd.
Contact:
  
Phone:
010-61267868 61267116
Mobile phone:
Fax:
010-61260855
E-mail:
wupei@prinachem.com
Website:
http://
Address:
Huangcun,Dstrict Daxing,Beijing
Zip Code:
102600
World Wide ChemNet: - International - China - Korea
About Us - Top Products- Partner with Us - Contact Us - Help - Sitemap
ChemNet is a registered trademark of Zhejiang NetSun Co., Ltd.
主站蜘蛛池模板: 嵊泗县| 淄博市| 张家界市| 江达县| 莲花县| 双牌县| 商南县| 麻阳| 陵川县| 乡城县| 息烽县| 佛冈县| 松潘县| 大关县| 通江县| 蓝山县| 成武县| 聊城市| 永康市| 邢台市| 西和县| 四川省| 微山县| 佳木斯市| 满洲里市| 军事| 福泉市| 英德市| 阳曲县| 米林县| 海丰县| 绍兴县| 沙雅县| 佛坪县| 京山县| 义乌市| 平昌县| 方山县| 邛崃市| SHOW| 衡南县|