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Shenyang Cenkey Chemical Co., Ltd??? ?? ??? ?????.
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Shenyang Cenkey Chemical Co., Ltd
??:
024-89615271-8602
???:
cenkeyh@sina.com;cenkeyh@sina.com
??:
China
URL:
www.cenkey.com
? ?? ?:
4
1
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Disodium 4,4'-bis(2-sulfostyryl)biphenyl
2,2'-((1,1'-???)-4,4'-???-2,1-????)??- ???? ? ???? ?
27344-41-8
C28H23NaO6S2
Sodium cyanate
????
917-61-3
CNNaO
Fluorescent Brightener 378
4,4-??[2-(2-?????)???]-1,1-????
40470-68-6
C30H26O2
C.I. 482200
38775-22-3
C28H22O6S2
1
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