Clopyralid
Specification:
95%TC, 300SL, 75%WSG
Chemical Name:
3,6-dichloro-2-pyridinecarboxylic acid
Formula:
C
6
H
3
Cl
2
NO
2
Molecular Weight:
192.0
CAS
No.
:
1702-17-6
EINECS No.: 216-935-4
Description:
Appearance:
Colourless crystals.
Melting Point:
151-152
ºC
.
Vapour Pressure:
1.33 mPa (pure, 24 ºC); 1.36 mPa (tech., 25 ºC)
Solubilit
y
:
Pure (99.2%) 7.85 (in distilled water), 118 (pH 5), 143 (pH 7), 157 (pH 9) (all in g/l, 20 ºC). In acetonitrile 121,
n
-hexane 6, methanol 104 (all in g/kg). Forms water-soluble salts, for example potassium, solubility >300 g/l (25 ºC).
Stability
Decomposes above m.p. Stable in acidic media and to light; on hydrolysis, DT
50
>30 d at pH range 5-9 (25 ºC) in sterile water.
Uses:
Post-emergence control of many annual and perennial broad-leaved weeds of the families Polygonaceae, Compositae, Leguminosae, and Umbelliferae, in sugar beet, fodder beet, oilseed rape, maize, brassicas, onions, leeks, strawberries, flax and grassland. Provides particularly good control of creeping thistle (
Cirsium arvense
), perennial sow-thistle, coltsfoot, mayweeds, and
Polygonum
spp.
Clopyralid 95% TC
|
ITEMS
|
STANDARDS
|
Appearance
|
White powder
|
Content of a.i.
|
95 %
|
Water
|
0.5 %
|
Acidity(as H
2
SO
4
)
|
0.3 %
|
Clopyralid 30% SL
|
ITEMS
|
STANDARDS
|
Appearance
|
Homogeneous liquid
|
Content of a.i.
|
30%
|
pH
|
0.5 %
|
Persistent foam(1 min)
|
0.3 %
|
HANGZHOU TIANLONG BIOTECHNOLOGY CO., LTD.
Office Add: Room 1906,Fengqi Times Tower, No.338 Fengqi East Road, Hangzhou, Zhejiang, China.
HANGZHOU TIANLONG BIOTECHNOLOGY CO., LTD.
Office Add: Room 1906,Fengqi Times Tower, No.338 Fengqi East Road, Hangzhou, Zhejiang, China.