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 > Intermediates > Synthesis material intermediates > 3,3',4,4'-biphenyltetracarboxylic di-anhydride

3,3',4,4'-biphenyltetracarboxylic di-anhydride

Inquiry
  Post Date: Sep 04,2019
  Expiry Date: Sep 03,2020
  Detailed Description: Cas No. :2420-87-3 Specs:99.5%
product Name 3,3',4,4'-biphenyltetracarboxylic di-anhydride
Synonyms 3,3,4,4-Biphenyltetracarboxylic Dianhydride; Biphthalicanhydride; 4,4-Biphthalic anhydride; 3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride; 3,4'3'4'-biphenyl-tetracarboxylic acid dianhydride; BPDA; 2,3,3',4-Biphenyl-tetracarboxylic acid dianhydride; S-BPDA; 3,3',4,4'-biphenyltetracarboxylic acid dianhydride; 5,5'-bi-2-benzofuran-1,1',3,3'-tetrone; 3,3,4,4,-Biphenyltetracarboxylic dianhydride; 3,3',4,4'-biphenyltetracarboxylic dianhydride; S-BPDA; 5,10,4-buta[1,3]diene[1,2,4]triyl-2,7-benzodioxecine-1,3,6,8-tetrone; Diphenyl-3,3',4,4'-tetracarboxylic Dianhydride; 3,3',4,4'-Biphenyltetracarboxylic dianhydride (s-BPDA); 3,3',4,4'-Biphenyl tetracarboxylic dianhydride; 3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride(s-BPDA); 3,3',4,4'-Biphenyl tetracarboxylic dianhydride; 3,3',4,4'-Biphenyltetracarboxylic dianhydride(BPDA)
Molecular Formula C16H6O6
Molecular Weight 294.2152
InChI InChI=1/C16H6O6/c17-13-9-3-1-7-5-11(9)15(19)22-16(20)12-6-8(7)2-4-10(12)14(18)21-13/h1-6H
CAS Registry Number 2420-87-3
EINECS 219-342-9
Molecular Structure
Density 1.625g/cm3
Melting point 299-305℃
Boiling point 613°C at 760 mmHg
Refractive index 1.696
Flash point 276.5°C
Vapour Pressur 5.81E-15mmHg at 25°C
Hazard Symbols Xi:Irritant;

Risk Codes R36/37/38:;

Safety Description S26:;


  CAS Registry Number:

2420-87-3

  Synonyms: ;3,3,4,4-Biphenyltetracarboxylic Dianhydride;Biphthalicanhydride;4,4-Biphthalic anhydride;3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride;3,4'3'4'-biphenyl-tetracarboxylic acid dianhydride;BPDA;2,3,3',4-Biphenyl-tetracarboxylic acid dianhydride;S-BPDA;3,3',4,4'-biphenyltetracarboxylic acid dianhydride;5,5'-bi-2-benzofuran-1,1',3,3'-tetrone;3,3,4,4,-Biphenyltetracarboxylic dianhydride;3,3',4,4'-biphenyltetracarboxylic dianhydride;S-BPDA;5,10,4-buta[1,3]diene[1,2,4]triyl-2,7-benzodioxecine-1,3,6,8-tetrone;Diphenyl-3,3',4,4'-tetracarboxylic Dianhydride;3,3',4,4'-Biphenyltetracarboxylic dianhydride (s-BPDA);3,3',4,4'-Biphenyl tetracarboxylic dianhydride;3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride(s-BPDA);3,3',4,4'-Biphenyl tetracarboxylic dianhydride;3,3',4,4'-Biphenyltetracarboxylic dianhydride(BPDA);
  Molecular Formula: C16H6O6
  Molecular Weight: 294.2152
  Molecular Structure: 2420-87-3 3,3',4,4'-biphenyltetracarboxylic di-anhydride
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S36:;

  Company: Shenzhen Feiming Science and Technology Co., Ltd.     [ China ]          
  Contact: Sale
  Tel: +86-755-85232577
  Fax: +86-755-84594577
  Email: sale@fmect.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: 临洮县| 福泉市| 墨江| 临湘市| 道孚县| 沁水县| 鄂州市| 务川| 宁德市| 五常市| 安化县| 任丘市| 曲水县| 腾冲县| 萨嘎县| 宜兰县| 西充县| 石景山区| 固始县| 海伦市| 沙田区| 汝南县| 武夷山市| 隆德县| 富源县| 奉化市| 临沧市| 阿鲁科尔沁旗| 沭阳县| 正镶白旗| 盐津县| 馆陶县| 淳安县| 沈丘县| 双峰县| 辉南县| 元朗区| 吴桥县| 尚义县| 叶城县| 闽侯县|