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Product Name: Naphthol AS-D
Alias:1-(2',3'-Hydroxynaphthoylamino)-2-methylbenzene
C.I. :37520
CAS: 135-61-5
Chemical Formula：C18H15NO2
Appearance: Beige brown powder
Color shade(with standard):similar
Strength:100±3%
Purity:≥98%
Melting point:≥190℃
Insoluble in Alkali:≤0.5%
BON acid content:≤0.2%
Residue on 60M sieve:≤5%
Usage: This product is mainly used as organic pigment intermediate,.It can produce pigment red 12, 13, 14, 17, 19, 95, 112, 136, 148, 267.
This product can also be used for dyeing cotton yarn, cotton fabric, vinylon, silk and viscose, acetate fiber, direct printing.It can also be used for cotton dyeing printing and printing, intermediates can be used as a fast pigment. The affinity of cotton is low and the coupling ability is moderate.
Relying on a high level of management, strictly control of quality and high attention to safety and environment protection, We went through a series of authentication such as Occupation Health Safety Management,ISO9001 Quality System Certification and ISO140000 Environment Management System Certification, and were awarded the medals of National High And New Technology Enterprise,Shandong’s chemical industry star Enterprise,Top 10 Enterprises in Chemical New Material Industry of Shandong Province, and so on.
http://www.naphtholas.com/