Naphthol AS-P (4711-67-5)
Color shade(with standard):similar
Insoluble in Alkali:≤0.3%
BON acid content：≤0.3%
Reidue on 60 Msieve(or 80 Masrequest):≤5%
Use:This product is mainly used as an intermediate of organic pigment, which can produce pigment orange 38.
Since 2001, Qingdao Longyuntong Corporation has developed to be a leading manufacturer of Azoic Dyes (Naphthol AS series and Bases) with annual output over 8000 MTs and pharmaceutical intermediates, pesticide intermediates. It is the qualified supplier for global pigment, pesticides, medicine, health food manufacturers.
Qingdao Longyuntong Corporation has built up strong relationships with its customers from Europe, North America, South America, whole Asia, etc.
With you, the partners, we are coloring the world!