Naphthol Dyes
Basic information of Naphthol AS-G:
Product name: Naphthol AS-G
CAS No.: 91-96-3
Molecular formula: C22H24N2O4
Molecular weight: 380.44
category: Naphthol Dyes
Specification of Naphthol AS-G
Naphthol AS-G, also known as Azoic Coupling Component 5, is soluble in ethanol and benzene, soluble in sulfuric acid and sodium hydroxide solution, insoluble in water.
Naphthol AS-G is mainly used for the dyeing and printing on cotton yarn, cotton fabrics, viscose fibre and silk and acetate fibre.
| Product Name | Naphthol AS-G | |||||
| C.I. No. | Azoic Coupling Component 5 (37610) | |||||
| Appearance | Light grey white powder | |||||
| Shade(coupled with Scarlet R base on cotton) | Similar to Standard | |||||
| Strength (%)(coupled with Scarlet R base on cotton) | 100 | |||||
| Purity (%) | ≥ 95.5 | |||||
| Mesh | 60 | |||||
| Insolubles (%) | ≤ 0.5 | |||||
| Fastness (coupled with color base) | ||||||
| COLOR BASE | SUN LIGHT | RUBBING | OXYGEN BLEACHING | CHLORINE BLEACHING | ||
| LIGHT | DEEP | DRY | WET | |||
| Red B | 4 | 4~5 | 3~4 | 1~2 | 4~5 | 3 |
| Red RL | 3 | 4~5 | 2 | 1~2 | 4~5 | 3 |
| Red ITR | 3 | 4 | 4 | 2 | 4~5 | 3~4 |
| Red RC | 3 | 4~5 | 4~5 | 2~3 | 4~5 | 3 |
| Red KB | 3 | 4 | - | - | 4 | 2 |
| Scarlet G | 3 | 4 | 4 | 2~3 | 4 | 3 |
| Yellow GC | 4~5 | 5~6 | - | - | 4~5 | 3 |
| Orange GC | 3~4 | 5~6 | - | - | 4~5 | 2 |
| Blue BB | 1 | 2 | 3 | 1 | 4~5 | 4 |
| Packing | ||||||
| 20 kg bag / iron drum | ||||||
| Application | ||||||
| Mainly used for the dyeing and printing on cotton yarn, cotton fabrics, viscose fibre and silk and acetate fibre. | ||||||
Naphthol AS-G is an organic compound which is mainly used for the dyeing and printing on cotton yarn, cotton fabrics, viscose fibre and silk and acetate fibre..
in 20 kg bag / iron drum
Storage of Naphthol AS-G:
Keep under cool and dry place with good ventilation, away from direct sunlight.
What is Naphthol AS-G?
Naphthol AS-G, also known as Azoic Coupling Component 5, is soluble in ethanol and benzene, soluble in sulfuric acid and sodium hydroxide solution, insoluble in water.
Naphthol AS-G is mainly used for the dyeing and printing on cotton yarn, cotton fabrics, viscose fibre and silk and acetate fibre.
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