4-chlorophenoxyacetic acid(4-CPA)  CAS. No.:  122-88-3

4-chlorophenoxyacetic acid(4-CPA) CAS. No.: 122-88-3

Updated: 2017-07-26 12:01:42       View:
4-chlorophenoxyacetic acid(4-CPA) CAS. No.: 122-88-3
CAS No.: 122-88-3
Other name: p-Chlorophenoxyacetic acid
Boiling point: 157-159 C
Color: white powder.
Molecular Formula: C8H7ClO3
Residue on ignition: <0.1%
Toxicity data: Acute oral LD50 for rats 2200mg/Kg; acute dermal LD50 >2200mg/Kg. Irritating to skin and eyes. LC50 for fish: carp 3-6ppm loach (48hr) 2.5ppm, water flea>40ppm.
Application: Auxin like plant growth regulator, absorbed by plant via root, stem, leaf, bloom and fruit. It is used to prevent abscission of bloom and fruit, inhibit rooting of beans, promote fruit set, induce formation of seedless fruit. Also used for ripening and fruit thinning. It performs better when used in combination with 0.1% mono potassium phosphate. It also has herbicidal effect at high dosage.
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