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Naphthol AS-BS 135-65-9

Produktbeschreibung

Technische Daten Naphthol AS-BS \ n135-65-9 \ n \ n \ n Produktbeschreibung \ n
Product
CAS NO.
Appearance
Color
Intensity
Content≥%
Dry first melting point≥οC
Alkali insoluble ≤%
2,3acid content≤%
MoistureContent≤%
Naphthol AS
92-77-3
rice color powder
similar
100±2%
99.0
246
0.15
0.2
1.0
Naphthol AS-BS
135-65-9
Yellow powder
similar
100±2%
98.0
246
0.20
0.8
1.0
Naphthol AS-E
92-78-4
Light rice color powder
similar
100±2%
98.5
258
0.20
0.3
1.0
Naphthol AS-D
135-61-5
Beige powder
similar
100±2%
98.5
193
0.30
0.2
1.0
\ n

Product name:

NAPHTHOL AS-BS
CAS RN: 135-65-9

Index No.:

Azoic Coupling Component 17 (37515)

Molecular formula:

C17H12N2O4

Structural formula:

Molecular weight:

308.32

Appearance:

Light ecru powder

Assay:

≥99%

Color light:

Near to standard substance

Intensity, molecule:

100±5 of standard substance

Melting point(dry product):

242°C

2.3 acid content:

≤0.09%

Unsoluble substance content in basic liquor:

≤0.15%

Insoluble residues in HCL :

--
Use: Intermediates of organic pigments
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Produktgruppe : Pigment, Farbstoffe > Pigment Zwischenprodukte