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юридически?услуги,C21H14N2NA2O9S2">
Chemical Information Overview  |  Chemical Product  |  Chemical Raw Material  |  Chemical Company
J-acid urea( sodium salt)
C21H14N2NA2O9S2
20324-87-2
used as azo medium. Mainly used for the preparation of direct orange S and direct acid-proof bright-red 4BS
Coupling value ЎГ70%
Free J-acid ЎВ1.5%
Insoluble ЎВ0.2%
Apprearance: Brown powder
Industrial field additive, dye & pigment, pharmaceutical
Linyi Tianan Chemical Co., Ltd.
Phone 86-534-4288015
Fax 86-534-4288015
Homepage www.tiananchem.com
E-mail tianan@tiananchem.com
Address 100meters north to NO.104 national road ,Linpan Town,Linyi County,Shandong Province,China
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