Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
Tel: +86-551-65418695
Tel: 0086-551-65418671
Tel: 0086-551-67199489
Tel: 0551-65418672
Tel: +86 551 6541 8675
Tel: +86-551-65418676
Tel: 0551-65418684
Tel: 0086-551 65418681
Tel: 055165418684
Tel: 0086-551-65418684
Tel: 0086 551-67199490
Mobile: 0086-551-18225849144
Tel: +86-551-65418695
Fax: +86-51-65418697
Province/state: Anhui
City: Hefei
Street: B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China
MaxCard:
Naphthol AS
Azoic Coupling Component
25kg per drum
Cas 92-77-3
MF C17H13NO2
MW 263.29
EINECS 202-188-1
Naphthol AS
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
|
Alias: |
2-hydroxy-3-naphthoic acid anilide |
Product name: |
Naphthol AS |
CAS RN: | 92-77-3 |
Index No.: |
Azoic Coupling Component 2(37505) |
Molecular formula: |
C17H13NO2 |
|
|
Molecular weight: |
263.28 |
Appearance: |
Beige powder |
Assay: |
≥99% |
Color light: |
Near to standard substance |
Intensity, molecule: |
100±5 of standard substance |
Melting point(dry product): |
247°C |
2.3 acid content: |
≤0.09% |
Unsoluble substance content in basic liquor: |
≤0.15% |
Insoluble residues in HCL : |
-- |
Use: | Intermediates of organic pigments |