一级又爽又黄的免费毛片视频,欧美操片在线观看,欧美日韩成人在线播放,国产91视频网,亚洲成人精品一区二区三区,台湾午夜a级理论片在线播放,国产探花在线视频

Product name: (R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamino-cobalt(Ⅱ)
Structural formula:

Molecular formula: C₃₆H₅₂CoN₂O₂
Molecular weight: 603.74
Chemical name: (R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamino-cobalt(Ⅱ)
CAS Number: 176763-62-5
Quality standard: Enterprise Standard