Detailed Mepiquat Chloride Description
Mepiquat chloride
Plant growth regulator, quaternary ammonium
Physical - chemical properties:
a) Appearance: colorless, odorless, hygroscopic crystals
b) Melting point: 223oC (tech.)
c) Vapor pressure: < 0.01mPa (20o)
d) KOW: logP= - 2.82 (pH g)
e) S. g. / density: 1.187g / cm3 (tech, 20o)
f) Solubility:
1) In water at 20oC, >500g / kg
2) In ethanol 162, chloroform 10.5, benzene, acetone, ethyl acetate, cyclohexane
all o)
g) Stability:
1) stable in aqueous media (7d at pH 1 - 2 and pH 12 - 13, 95o);
decomposes at 285oC
2) Corrosive to metal containers
Features:
a) Common name: mepiquat chloride
b) Structural formula:
;
c) Chemical name: 1,1 - dimethylpiperidinium
d) Molecular formula: C7H16ClN
e) Molecular weight: 149.7
Technical specifications:
a) a. i. content: ≥98%
b) N - methyl piperidine muriatic: ≤2.0%
c) Moisture: ≤1.0%
Analysis: gravimetric method (GB9555 - )
Formulation: 250g / L AS
Packaging: 25kg / cardboard drum lined with plastic bag
Application:
Inhibits the biosynthesis of gibberellic acid. Used in combination with
ethephon to prevent lodging (by shortening the stem and strengthening the stem
) in cereals, grass seed crops, and flax.
Used on cotton to reduce vegetative growth and to advance maturation of the bolls;
and to inhibit sprouting in onions, garlic and leeks.
Toxicology:
a) Oral: acute oral LC50 for rats 464mg / kg
b) Skin and eyes: acute percutaneous LD50 for rats >2000mg / kg; not irritating
to skin and eyes (); not a skin sensitiser
c) Inhalation: LC50 () for rats >3.2mg / L air
d) NOEL: for rats 3000, mice 1000ppm
e) ADI: 1.5mg / kg b. w.
f) Birds: acute oral LD50 for bobwhite quails >2000mg / kg b. w.; dietary
LC50 for bobwhite quails and mallard ducks >10000mg / kg diet
g) Fish: LC50 (96 8) for trout 4300mg / L
h) Bees: non - toxic to bees
i) Daphnia: LC50 () 68.5mg / L
We can supply the best quality Mepiquat Chloride to you. Our price is competitive and we take responsibility to any quality uncertainty.
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