自拍另类综合欧美小说,在线午夜,久草视频手机在线观看,亚洲欧洲国产精品你懂的,mm131美女视频在线,热舞视频 性感美女,杨幂床震视频有叫声

描述
zirconocene dichloride
GENERAL INFORMATION
Product name :Zirconocene dichloride 
Synonyms:Bis(cyclopentadienyl)zirconium dichloride 
CAS#:1291-32-3 
Applications: catalyst for copolymers,Organic Synthesis,Pharma and Fine Chemicals 

PHYSICAL AND CHEMICAL PROPERTIES
Molecular weight:292.32 
Molecular formula:C10H10CI2Zr 
Appearance:White or light beige crystal powder 
Melting Point:243—245℃ 
Flammability:Nonflammable 

SPECIFICATION AND PACKING 
Content:≥98.0%
Packing: 25kg/fiber drum 
Period of Valid:18 months