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

Home > Offer to Sell > Catalyst and Auxiliary > Textile Auxiliary Agent > Fluorescent Whitening Agent OB-1

Fluorescent Whitening Agent OB-1

Inquiry
  Post Date: Dec 26,2017
  Expiry Date: Jun 24,2018
  Detailed Description: Cas No. :1533-45-5 Product name: Fluorescent Brightener 393
Alias: 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; ; 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)
CAS NO: 1533-45-5
EC NO: 216-245-3
Molecular weight: 414.4547
Structural Formula:
Appearance: bright yellow crystalline powder
Assay: ≥99.0%
Melting Point: 357-359°C
Volatile Matters: ≤0.5%
Ash: ≤0.1%
Uses: This brightener is especially suitable for the p molding processing of a variety of plastics and plastic products at high temperatures; because of its excellent heat resistance, light resistance,resistance to chlorine bleaching properties,it offers good effects to the whitening of polyester fibers and polyester and cotton and other fiber blended fabrics, and can be used for the whitening of polyester dope, similar products are: Whitex SNK, Uvitex ERT, Eastobrite OB-1.

  CAS Registry Number:

1533-45-5

  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;
  Molecular Formula: C28H18N2O2
  Molecular Weight: 414.4547
  Molecular Structure: 1533-45-5 Fluorescent Brightener 393
  Safety Description: S24/25:;

  Company: HangZhou YaoS COOP Import & Export Co., Ltd.     [ China ]          
  Contact: YAO
  Tel: +86-571-89970952
  Fax: +86-571-89970952-8008
  Email: sales@yaoschem.com
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.
主站蜘蛛池模板: 巴林右旗| 普定县| 金寨县| 洪湖市| 偃师市| 吕梁市| 锦州市| 深圳市| 平利县| 古丈县| 清水河县| 同仁县| 苗栗县| 武汉市| 施秉县| 游戏| 同心县| 政和县| 华坪县| 台北县| 通渭县| 武隆县| 收藏| 舟山市| 庄浪县| 林芝县| 襄汾县| 左权县| 广安市| 南丹县| 泰宁县| 绥阳县| 宣武区| 宜春市| 三明市| 永年县| 屯门区| 静海县| 剑川县| 黄龙县| 阳曲县|