Tributyl phosphate | CAS 126-73-8

Product Information

• CAS NO.: 126-73-8
• EINECS No.: 204-800-2
• Molecular Formula: C12H27O4P
• English name: Tributyl phosphate; Tri-n-butyl phosphate; Butyl phosphate; Phosphoric acid tri-n-butyl ester
• Trade name: Tributyl phosphate; antifoaming agent Tributyl phosphate; TBP
• Relative molecular quality: 266.32
• ICSC No.: 0584
• RETCS No.: TC7700000
• HS code: 29199000.20
• Stability: stable under normal pressure and temperature
• Executive standard: Q/320205GKAM03-2015
• Packaging: 15kg plastic drum, 200kg iron drun, IBC, ISO-TANK

Physicochemical property:

Triethyl phosphate (CAS 126-73-8) is colorless to light yellow transparent liquid.

• Melting point: ＜-80℃
• Boiling point: 289℃
• Relative density: 0.9729(25/4℃)
• Relative vapour density: 9.2
• Dynamic viscosity: 5-4.0mN/m
• Refractive index: 4226
• Octanol/water partition coefficients: 4.0
• Water solubility: 1%; soluble in most organic solvent; lightly soluble in glycerol, hexanediol and amine
• Flashing point: 146℃
• Autoignition temperature: ＞482℃

Storage:

Should be preserved in seal container in cool and ventilated warehouse without drain-pipe and sewer;
Storage temperature should be no higher than 70℃;
Separate from food and drink;
Keep it away from fire and heat source, oxidizing agent, acids and alkaline.

Main uses:

Chemical reagent, high boiling point solvent, as plasticizer of nitrocellulose, cellulose acetate, chlorinated rubber and PVC; as solvent of coating, adhesive agent and printing ink; as heat exchange medium, construction material additive, carrier of fluorochrome. Adding in food and feed additive is strictly forbidden.

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