Chemical Name: 3, 6-dichloro-2-pyridinecarboxylic acid
Formula: C6H3Cl2NO2
Molecular Weight: 192.0
CAS No.: 1702-17-6
Description:
Appearance: Colourless crystals.
Melting Point: 151-152 C.
Vapour Pressure: 1.33 MPa (pure, 24 C); 1.36 MPa (tech., 25 C)
Solubility: Pure (99.2%) 7.85 (in distilled water), 118 (pH 5), 143 (pH 7), 157 (pH 9) (all in g/l, 20 C). In acetonitrile 121, n-hexane 6, methanol 104 (all in g/kg). Forms water-soluble salts, for example potassium, solubility >300 g/l (25 C).
Stability Decomposes above m. P. Stable in acidic media and to light; On hydrolysis, DT50 >30 d at pH range 5-9 (25 C) in sterile water.
Formulation: 95%TC, 30%SL, 75%WDG
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.
CERTIFICATE OF ANALYSIS
| Name of product |
CLOPYRALID 95%TC |
| Index name |
Index value |
| Appearance |
White powder |
| Content (%) |
≥95.0 |
| Inorganic salt (%) |
≥1.0 |
| Water (%) |
≤1.0 |
| Melting point (OC) |
150-153 |
| Insolubility in Acetone (%) |
≤1.0 |
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