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 > Other Auxiliary Agent > 2,2'-Azobis(2-methylpropionitrile)

2,2'-Azobis(2-methylpropionitrile)

Inquiry
  Post Date: Dec 26,2017
  Expiry Date: Jun 24,2018
  Detailed Description: Cas No. :78-67-1 2'-Azobisisobutyronitrile (AIBN/V60)
CAS No: 78-67-1
Molecular weight: 164.21
Structural Formula:
Product introduction: AIBN is a white crystal or crystalline powder, which is insolvable in water,solvable in organic solvent such as methyl alcohol,ethanol,acetone,ethyl ether and light petroleum etc.lce point of pure product is 105oC,The product is decomposed flashily and releases nitrogen gas in the position of melting and decomposed slowly under ordinary temperature, which should be stored under 20°C.
Uses: AIBN is mainly used as polymerization initiator of monomer such as chloroethylene, vinyl acetate, acrylonitrile, etc; also used as blowing agent for PVC, polyalkene, polyurethane, polyvinyl alcohol, acrylonitrile/butadiene copolymer, chloroethylene copolymer, acrylonitrile/ butadiene/styrene copolymer, polyisocyanate, polyvinyl acetate, polyamide and polyester, etc. Moreover, it is also used in other organic synthesis.
Product specification:
Item Index
Appearance White crystal or crystalline powder
Assay ≥99%
Melting Point 100-103°C
Volatile Matters ≤0.1%
Insoluble in Methyl Alcohol ≤0.01%
Visible Contamination ≤10specks/10g
Fe ≤2ppm
Cl ≤0.003%
Packing specification: 20kg/drum/carton(with commodity inspection sheet)

  CAS Registry Number:

78-67-1

  Synonyms: ;2,2-Azobisisobutyronitrile;AIBN;Azo-iso-butyronitrile;2,2-dimethyl-2,2-azodipropiononitrile;2,2-Azobsisobutyronitril;2,2-Azodi(isobutyronitrile);2,2'-Azodiisobutyronitrile;Azo two different nitrile;2,2'-(E)-diazene-1,2-diylbis(2-methylpropanenitrile);2-(1-cyano-1-methyl-ethyl)azo-2-methyl-propanenitrile;Azobis(isbutyronitrile);2,2'-Azobisisobutyronitrile;2,2'-Azobisisobutyronitrile AIBN;
  Molecular Formula: C8H12N4
  Molecular Weight: 164.2077
  Molecular Structure: 78-67-1 2,2'-Azobis(2-methylpropionitrile)
  Hazard Symbols:  E:Explosive;
 Xn:Harmful;
  Risk Codes: R2:;
R11:;
R20/22:;
R52/53:;
  Safety Description: S39:;
S41:;
S47:;
S61:;

  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: 武陟县| 兰西县| 甘谷县| 关岭| 当涂县| 含山县| 沁源县| 临夏市| 镇江市| 读书| 宁海县| 靖西县| 清流县| 蓬溪县| 梨树县| 蕲春县| 攀枝花市| 龙岩市| 宝山区| 栾川县| 广南县| 远安县| 攀枝花市| 资兴市| 峨眉山市| 临澧县| 赤壁市| 温州市| 介休市| 汾西县| 偃师市| 恭城| 科技| 澄迈县| 金川县| 班戈县| 凤翔县| 米脂县| 彭山县| 紫金县| 社旗县|