Botou City Tianhe chemical limited liability company??? ?? ??? ?????.
?? ?:Botou City Tianhe chemical limited liability company
??:+86-317-8263946;8262088
???:sales@btthchem.com
??:China
? ?? ?:7
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| 4,4'-Diamino-2,2'-stilbenedisulfonic acid | 4,4'-???????-2-,2'???? | 81-11-8 | C14H14N2O6S2 |
| Direct Yellow 12 | 2,2'-(1,2'-?????)??[5-((4-?????)??]????????) ? ? ?? | 2870-32-8 | C30H29N4NaO8S2 |
| Directly bright yellow 4R | | | |
| 4-Nitrotoluene-2-sulfonic Acid | 5-???-O-?????? | 121-03-9 | C7H7NO5S |
| Fluorescent brightener 85 | | 12224-06-5 | C36H34N12Na2O8S2 |
| 4,4'-Dinitrostilbene-2,2'-disulfonic acid | 4,4'-???????-2,2'-???? | 128-42-7 | C14H10N2O10S2 |
| FLUORESCENT BRIGHTENER 28 | 4,4'-??((4-????-6-(??(2-???????)???)-1,3,5-????-2-?)???) ???-2,2'-?? ?? | 4404-43-7 | C40H44N12O10S2 |
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