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Naphthol ASG (Crude and variations) |
| Chemical name |
: |
Bi-o-Aceto Aceto Tolidide |
| Category |
: |
Dyes & Color Additives |
| Market |
: |
Textiles, Dyeing & Finishing Chemical and Industrial Chemicals
|
| Appearance |
: |
White fluffy powder soluble in Alkali |
|
Structural Formula: |
|
|
 |
| Molecular Formula |
: |
C22H24N2O4 |
| Molecular Weight |
: |
380 |
| Purity |
: |
96% Min. ( Textile Grade )
97.5% – 98% ( Pigment Grade ) |
| Uses : |
- Dyeing and Printing of Cotton Fabrics giving greenish-yellow shade.
- Manufacturing of Rapid Fast Colours & Yellow Pigments
|
 |
Material Safety Data Seet (MSDS)
|
| Intification of the substance/preparation and company : |
|
Product Details : |
| Trade Name |
: |
NAPHTHOL AS-G |
|
Use of substance /preparation : |
| Industry Sector |
: |
Industrial performance chemicals |
| Supplier Details |
: |
|
| Information provided by |
: |
Pigments & Additives Division |
| Emergency Telephone no. |
: |
|
| |
| Strong Composition / information on ingredients : |
| Buutanamide, N,N' [3,3' - dimethyl - 1,1' - biphenyl) - 4,4' - yl] - bis 3 - oxo |
| CAS number : |
: |
91-96-3 |
| |
| Hazards identification : |
| No particular hazards known |
| |
| First aid measures : |
- General information :
Remove soiled or soaked clothing Immediately
- After inhalation :
In the event of symptoms seed medical advice
- After contact with skin :
In case of contact with skin wash off immediately with soap and water
- After contact with eyes :
In case of contact with eyes rinse thoroughly with plenty of water. If symptoms persist, seek medical advice.
- After ingestion :
When swallowed seed medical aid immediately and show the physician the packaging or the label of the packaging.
|
| Fire fighting measures :- |
- Suitable extinguishing media
- water spray jet
- Foam
- Special hazards from the substance itself, its combustion products or from its vapours
- In case of fires, hazardous combustion gases are formed: Carbon Monoxide (CO)
- Nitrous gases (Nox)
- Special protective equipment for firefighting
- In case of fire, wear respiratory protection
|
| Accidental release measures :- |
| Environmental precautions : |
- Do not allow entry to drains, water to courses or soil
- Methods for cleaning up/taking up
- Take up with suitable equipment and if necessary collect in closed containers
- Clean contaminated floors and objects thoroughly with water and detergents, observing
|
| Environmental regulations: |
- Avoid raising dust
- When picked up, treat material as prescribed under heading "Disposal"
- Containers in which split substance has been collected must be adequately labelled
|
| Handling and storage : |
- Advice on safe handling avoid dust formation
- Advice on protection against fire and explosion
- Take precautionary measures against electrostatic charges - earthing necessary during loading operation
- Keep away from sources of ignition
- Dust can form and explosive misture with air
- Further information on storage conditions
- Keep conatiner tightly closed, cool and dry
|
| Exposure controls/personal protection : |
| General protective measures: |
- Do not inhale dust
- Avoid contact with eyes and skin
|
| Hygiene measures : |
- Keep away from foodstuffs and beverages
- Wash hands before breaks and after work
|
| Respiratory protection |
: |
Dust Mask |
| Hand protection
| : |
PVC gloves |
- Minimum breakthrough time (glove) : not determined
- Observe the information of the glove manufacturers on permeability and breakthrough times and other workplace requirements
- Minimum thickness / gloves 0.5 - 0.8 mm
|
| Eye protection
| : |
Safety glasses / Face shield |
| Body protection | : |
Working clothes |
| |
| Physical and chemical properties : |
| Form |
: |
Crystalline |
| Colour |
: |
Offwhite to creamish |
| Odour |
: |
Odourless |
| Melting point |
: |
205 - 207oC |
| Flash point |
: |
Not applicable |
| Vapour pressure |
: |
Not applicable |
| Density |
: |
Not determined |
| Bulk density |
: |
approx 400 kg / m3 |
| Solubility in water |
: |
Insoluble |
| pH value |
: |
6 - 8 |
| |
| Stability and reactivity : |
| Thermal decomposition |
: |
> 300oC |
| Hazardous decomposition products : |
| When handled and stored appropriately no dangerous decomposition products are known. |
| |
| Toxicological Information : |
| Acute oral toxicity |
: |
LD50 > 2000 mg /kg (rat) |
| Irritant effect on skin |
: |
non-irritant (rabbit) |
| Irritant effect on eyes |
: |
non-irritant (rabbit eye) |
| |
| Ecological Information : |
| Can not be determined due to products insolubility in water |
| |
| Disposal consideration : |
Products :
Special waste incineration plant, after consultation with operators |
Uncleaned packaging :
Packaging that cannot be cleaned should be disposed of as product waste |
| |
| Transport Information : |
ADR not restricted
RID not restricted
ADNR not restricted
IMDG not restricted
IATA not restricted |
| |
| Regulatory Information :
|
| National Regulations |
| |
| Other Information : |
This information is based on our present state of knowledge. It should not therefore be construed as guaranteeing specific properities of the products described or their suitability for a particular application.
|
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