2,4,5-Trichlorophenoxyacetic acid manufacturers and suppliers

2,4,5-Trichlorophenoxyacetic acid suppliers

Properties

Melting point:: 154-158 °C(lit.)

Boiling point:: 361.82°C (rough estimate)

Density: 1.6048 (rough estimate)

vapor pressure: 6.46 at 25 °C (Lewis, 1989)

refractive index: 1.4700 (estimate)

Flash point:: 2 °C

storage temp.: 0-6°C

solubility: Soluble in ethanol (548.2 mg/L), ether (243.2 mg/L), heptane (400 mg/L), xylenes (6.8 g/L), methanol (496 g/L), toluene (7.32 g/L) (quoted, Keith and Walters, 1992).

pka: 2.80 and 2.83 at 25 °C (ionic strength <0.01 M, Jafvert et al., 1990)
2.88 (Nelson and Faust, 1969)

form: crystalline

color: off-white to yellow

Water Solubility: 238mg/L(20 ºC)

Merck: 13,9111

Henry's Law Constant: 4.87 at 25 °C (approximate - calculated from water solubility and vapor pressure)

Exposure limits: NIOSH REL: TWA 10 mg/m3, IDLH 250 mg/m3; OSHA PEL: TWA 10 mg/m3; ACGIH TLV: TWA 10 mg/m3.

Stability:: Stable. Incompatible with strong bases, strong oxidizing agents, alkali metals, amines, alcohols. Reacts with many common metals.

Safety Information

Symbol(GHS): GHS06,GHS09

Signal word: Danger

Hazard statements: H301-H312-H315-H319-H335-H410

Precautionary statements: P261-P273-P280-P301+P310-P302+P352+P312-P305+P351+P338

Hazard Codes: Xn,N,F

Risk Statements: 22-36/37/38-50/53-36-20/21/22-11

Safety Statements: 24-60-61-36/37-26-16

RIDADR: UN 2811 6.1/PG 3

OEB: B

OEL: TWA: 10 mg/m3

WGK Germany: 3

RTECS: AJ8400000

HazardClass: 6.1(b)

PackingGroup: III

HS Code: 29189100

Toxicity: LC50 (96-hour) for rainbow trout 350 mg/L and carp 355 mg/L (Hartley and Kidd, 1987); acute oral LD50 for rats 500 mg/kg (Hartley and Kidd, 1987), 300 mg/kg (RTECS, 1985).

IDLA: 250 mg/m3

Use

2,4,5-Trichlorophenoxyacetic acid is a weak acid. Reacts with organic and inorganic bases to form water-soluble salts and with alcohols to form esters. Incompatible with strong oxidizing agents and strong bases. Can corrode metals, especially if moist. May harm painted surfaces .

You can find 2,4,5-Trichlorophenoxyacetic acid suppliers, manufacturers, and distributors from countries such as China, United States and the United Kingdom here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.