sodium 4-amino-1-naphthalenesulfonate cas 130-13-2
Chemical Name: Sodium 4-amino-1-naphthalenesulfonate
Another Name: Sodium Naphthionate
Cas No: 130-13-2
Molecular Formula: C10H8NNaO3S
Molecular weight: 245.23
Appearance: Grayish-white crystal
Assay: 74% 75%
Sodium 4-amino-1-naphthalenesulfonatetypical Properties
| Items | Standard |
| Color and Appearance | Grayish-white crystal |
| Assay: | 74%min |
| 1-Naphthylamine: | 0.02%max. |
| Water insoluble: | 0.2%max. |
Sodium 4-amino-1-naphthalenesulfonateUsage
White or grayish-white flake crystals. Soluble in water, 95% ethanol, insoluble in ether, a small amount of soluble in concentrated caustic alkali solution and ethanol solution.
Used in the preparation of acidic, direct dyes and edible red pigments, as well as in the antidote of nitrite and iodine poisoning.
Sodium 4-amino-1-naphthalenesulfonatePackaging and Shipping
Packing: 25Kg/bag
Delivery: delivery within 3-5working days
Sodium 4-amino-1-naphthalenesulfonateStorage
Avoiding light and drying.
Fire-fighting measures
5.1Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
5.2Specific hazards arising from the chemical
no data available
5.3Special protective actions for fire-fighters
Wear self-contained breathing apparatus for firefighting if necessary.
6.Accidental release measures
6.1Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.
6.2Environmental precautions
Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.
6.3Methods and materials for containment and cleaning up
Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.
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