Product name: Ethephon, 2-Chloroethyl phosphoric acid
Character:
Appearance:
colorless solid;2) Melting point: 74 - 75oC
3) Vapor pressure: c. 265oC (decomp.);4) Boiling point range <0.01mPa (20oC)
5) S.g./density: 1.409?.02 (20oC, tech.);6) Solubility:
a) Readily soluble in water, methanol, ethanol, isopropanol, acetone,
diethyl ether, and other polar organic solvents; b) Sparingly
soluble in non-polar organic solvents such as benzene and toluene; c)
Insoluble in kerosene and diesel oil;7) Stability: stable in aqueous solutions
having pH <5; at higher pH, decomposition occurs with the liberation of
ethylene;8) Sensitive to UV irradiation
Application
1) Action: a plant growth regulator with systemic properties,
Ethephon penetratesplant tissue and is decomposed to ethylene;
which affects growth processes.
2) Uses:
a) To accelerate ripening of fruit, tomatoes, sugar beet,
coffee, etc.
b) To increase the tillering of wheat and rice
c) To prevent lodging in rice, maize and flax
d) To accelerate boll opening and defoliation in cotton
e) To hasten the yellowing of mature tobacco leaves
f) To stimulate latex flow in rubber trees, and resin flow
in pine trees
g) To stimulate early uniform hull split in walnuts, etc.
