Use: Seed, seedling treatment to protect against damping-off. Dust or spray for fruit and vegetable diseases; foliage application against blight, downy mildew, and rust. Nonphytotoxic except to brassicae and copper-shy varieties. Copper Sandoz* for horticultural crops.
Properties: Amorphous powder, yellow to red color range (Cuprox*, red). Liable to oxidation to cupric oxide and to conversion to a carbonate on exposure to moist air and apt to corrode aluminum. Practically insoluble in organic solvents. Soluble in dilute mineral acids and in aqueous solutions of ammonia and its salts.
Hazards: Fish: Toxic. Copper Sandoz*: Fish: Nontoxic. LC50 up to 50 ppm (48 h/WHO test) (goldfish)
Water Solubility: Practically insoluble
Signal Word: CAUTION
Toxicity Class: III
Toxicity: Copper Nordox* (Rat): Oral LD50 1500 mg/kg
Handling/storage Cautions: Keep out of lakes, streams, or ponds. Do not apply when weather conditions favor drift from treated areas. Do not contaminate water by cleaning of equipment or disposal of wastes near a body of water. Handle without spillage. Spillage is collected by brush or vacuum cleaner and has to be recycled
Protective Clothing: Protective eyewear.
Suppliers and Branded Products
American Chemet Corp. (AG Copp 75, Chem Copp 50)
Ingenieria Industrial, S.A. de C.V. (Cuprocob*, Cuprocop*, Cuprox*)
NORDOX AS (Nordox*, Oleo Nordox*)
Quimetal Industrial SA (Cuprodul*, Cuprodul* FLO)
Syngenta (Caocobre*, Copper Sandoz*)
Formulators' Trade Names:
- Hi-Copper Oxide+Metalaxyl — Hockley International Ltd.