SULFANILIC ACID 0569
April 2005
4-Aminobenzenesulfonic acid
CAS No: 121-57-3
Aniline-4-sulfonic acid
RTECS No: WP3895500
C6H7NO3S
EC No: 612-014-00-X
Molecular mass: 173.2
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
Combustible. Gives off irritating or NO open flames. Powder, water spray, foam, carbon
FIRE
toxic fumes (or gases) in a fire. dioxide.
EXPLOSION
EXPOSURE PREVENT DISPERSION OF DUST!
Local exhaust or breathing Fresh air, rest.
Inhalation
protection.
Redness. Protective gloves. Protective Remove contaminated clothes.
Skin
clothing. Rinse skin with plenty of water or
shower.
Redness. Pain. Safety goggles or eye protection in First rinse with plenty of water for
Eyes
combination with breathing several minutes (remove contact
protection if powder. lenses if easily possible), then take
to a doctor.
Do not eat, drink, or smoke during Rinse mouth.
Ingestion
work.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful Xi Symbol
particles. Do NOT let this chemical enter the R: 36/38-43
environment. Sweep spilled substance into sealable S: (2-)24-37
containers; if appropriate, moisten first to prevent
dusting. Wash away remainder with plenty of water.
EMERGENCY RESPONSE SAFE STORAGE
Separated from strong acids, strong bases.
IPCS Prepared in the context of cooperation between the International
Programme on Chemical Safety and the European Commission 漏
International IPCS 2005
Programme on
Chemical Safety SEE IMPORTANT INFORMATION ON THE BACK.
0569 SULFANILIC ACID
IMPORTANT DATA
Physical State; Appearance Inhalation risk
WHITE POWDER OR WHITE TO GREY CRYSTALS A harmful concentration of airborne particles can be reached
quickly when dispersed, especially if powdered.
Chemical dangers
Effects of short-term exposure
The substance decomposes on heating around 290/C, on
burning and on contact with strong acids producing toxic fumes The substance is irritating to the eyes. The substance is mildly
including nitrogen oxides and sulfur oxides. Reacts violently with irritating to the skin.
strong bases.
Effects of long-term or repeated exposure
Occupational exposure limits Repeated or prolonged contact may cause skin sensitization.
TLV not established.
MAK not established.
PHYSICAL PROPERTIES
Melting point (decomposes): 288/C Solubility in water: poor
Density: 1.49 g/cm3 Octanol/water partition coefficient as log Pow: -0.9
ENVIRONMENTAL DATA
The substance is harmful to aquatic organisms.
NOTES
At room temperature this substance is in the form of monohydrate. It becomes anhydrous around 100/C.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE
漏IPCS 2005
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