4-(2-Pyridylazo)resorcinol monosodium salt monohydrate
- 1,3-Benzenediol, 4-(2-pyridinylazo)-, monosodium salt, monohydrate
Registry Numbers and Inventories.
S 26 36
C11H8N3NaO2 . H2O
Solubility in water
38 g/L (20 C)
Hazards and Protection.
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions.
Stable under normal temperatures and pressures.
Strong oxidizing agents, acids, bases, acid chlorides, acid anhydrides
Carbon monoxide, oxides of nitrogen, carbon dioxide, sodium oxide.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use agent most appropriate to extinguish fire.
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
The toxicological properties of this substance have not been fully investigated. Inhalation of dust may cause respiratory tract irritation.
Systemic effects from skin absorption of resorcinol include: restlessness, methemoglobinemia, convulsions, tachycardia, dyspnea, and death. Resorcinol has also been reported to cause sensitization and goiter. Resorcinol has been known to cause hyperemia, itch, dermatitis, edema, and corrosion.
May cause eye irritation. Contact of the eye with resorcinol has caused necrosis and corneal perforation.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
2933 39 99