- Tri-n-butyl citrate
- 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, tributyl ester
- 2-Hydroxy-1,2,3-propanetricarboxylic acid tributyl ester
- Citroflex 4
- Citroflex 4C
Plasticizer and solvent for nitrocellulose lacquers.
Registry Numbers and Inventories.
Swiss Giftliste 1
Japan ENCS (MITI)
Boiling point, °C
Vapor pressure, mmHg
1E-7 (25 C)
0.9997 g/cm3 (20 C)
Solubility in water
1.443 (20 C)
Partition coefficient, pKow
Heat of vaporization
Hazards and Protection.
Store in a cool, dry place. Keep container closed when not in use.
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Clean up spills immediately, using the appropriate protective equipment.
Stable under normal temperatures and pressures.
Strong oxidizing agents.
Irritating and toxic fumes and gases.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire.
The toxicological properties of this material have not been investigated.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. 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. Remove 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.
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