ChemNet > CAS > 6428-31-5 Direct Black 19

6428-31-5 Direct Black 19

?? ?????	Direct Black 19
?? ?????	Direct Black 19; C.I. 35255; C.I. Direct Black 19; C.I. Direct Black 19 (VAN); C.I. Direct Black 19, disodium salt; Direct Fast Black G; C.I.Direct Black 19; disodium (3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate; (3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid; Direct Black G
????????? ???????	C₃₄H₂₇N₁₃Na₂S₂O₇
???? ????????	839.77
InChI	InChI=1/C34H29N13O7S2.2Na/c35-18-1-11-26(24(37)15-18)44-40-20-3-7-22(8-4-20)42-46-32-28(55(49,50)51)13-17-14-29(56(52,53)54)33(34(48)30(17)31(32)39)47-43-23-9-5-21(6-10-23)41-45-27-12-2-19(36)16-25(27)38;;/h1-16,48H,35-39H2,(H,49,50,51)(H,52,53,54);;/q;2*+1/p-2/b44-40+,45-41+,46-42+,47-43+;;
???? CAS	6428-31-5
EINECS	229-208-1
???? ????????
??????	1.727g/cm³
???? ?????	1.817
Hazard ??????
??????? ????
?????? ?????

Chemicals Suppliers(32):: 1Zhejiang Runtu Co., Ltd.; 2Dragon Chemical Group Co.,China; 3Jinhua Shuanghong Chemical Co., Ltd.; 4Tianjin Yonghe Dyestuff Chemical Plant; 5Tianjin Kenuo Chemical Co.,Ltd.; 6Hebei Xingtai Dyestuff Factory; 7Hebei Rising Chemical Co., Ltd.; 8Baoding Shunda Dyestuff Chemical Factory; 9Chemay (Tianjin) Int'l Trading Co.,Ltd.; 10Shanxi Linfen Dyeing Chemicals Co.,Ltd.; Contact Suppliers; Post Buying Leads; Related selling offers

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