Naphthol AS 92-77-3
Naphthol AS 92-77-3
| Brand: | hutongglobal |
|---|---|
| Place of Origin: | China (Mainland) |
Product Description
Specifications
Naphthol AS 92-77-3
Product Description
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 |
contact
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Skype: hutongglobal
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Product Categories : Pigment, Dyes > Pigment Intermediates
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