| Customization: | Available |
|---|---|
| CAS No.: | 20427-59-2 |
| Formula: | Cu(Oh)2 |
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Fungicide Cupric Hydroxide Copper Hydroxide 88% TC 77% WP 53.8% WDG
| Active ingredient | Copper hydroxide | |
| Chemical name | copper hydroxide (Cu(OH)2) | |
| Classification | Fungicide / Agrochemical | |
| Formulation | 77% WP | |
| Biochemistry | Non-specific thiol reactant, inhibiting respiration. Copper-II-ion (Cu++) is taken up by the spores during germination and accumulates until a sufficiently high concentration is achieved to kill the spore cell; the activity is limited to the prevention of spore germination. | |
| Mode of action | Protectant fungicide and bactericide. Deposits must be on the crop before fungal spores begin to germinate. | |
| Usage | For control of Peronosporaceae in vines, hops, and brassicas; Alternaria and Phytophthora in potatoes; Septoria in celery; and Septoria, Leptosphaeria, and Mycosphaerella in cereals | |
| Toxicology | Oral: Acute oral LD50 for rats 489 mg/kg (tech.). Skin and eye: Acute percutaneous LD50 for rabbits >3160 mg/kg. Severely irritating and corrosive to eyes, mild skin irritant. Inhalation: LC50 > 2 mg/l air. |
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| Certificate of quality | Copper hydroxide 77% WP | |
| Item Appearance Content of Copper hydroxide Suspensibility, Wetting time Fineness (through 45um test sieve) Moisture pH |
Specification Blue-green powder ≥77% ≥70% ≤60s ≥98% ≤3.0% 6.0-9.0 |
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