Naphthol AS-ITR

Product Detail

Naphthol AS-ITR

Items: Naphthol AS-ITR

C.I. 37550

CAS: 92-72-8

Chemical Formula: C19H16ClNO4

Appearance: Light grey or green powder

Color shade(with standard):similar

Strength:100±3%

Purity:=98%

Melting point:=193?

Insoluble in Alkali:=0.5%

BON acid content:=0.4%

Reidue on 60 Msieve(or 80 Masrequest):=5%

Use: This product is mainly used as organic pigment. It can produce pigment red 5, 132, 133, 187, 199. This product can also be used for dyeing cotton fabric, vinylon, viscose, silk and cotton fabric acetate fiber and printing. It can be used to produce fast pigment. This product has moderate affinity to cotton, and the coupling ability is moderate. This product is bright color, good color fastness.

our company:

Qingdao Longyuntong Corporation is a leading provider of pigment intermediates, pigments, dyestuffs, pharmaceutical and pesticide intermediates.. It contributes to value creation with innovative and sustainable colorant solutions for customers from various industries. It has set up 3 factories in Shandong, Tai'an and Weifang to guarantee the supply of our products.



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!