Metam-potassium
Action/Use:
- Fumigant
Chemistry
Properties: Yellow to light yellow-green liquid with the possibility of an amine and a sulfur odor. Boiling point: 112°C/234°F. Vapor pressure 24mm Hg at 25°C.
Environmental Guidelines
Hazards: Fish: Toxic
Water Solubility: Miscible
Safety Guidelines
Signal Word: DANGER
Toxicity Class: I
Toxicity: (Rat): Oral LD50 630 mg/kg. (Rabbit): Dermal LD50 >1000 mg/kg. Corrosive to eye, skin
Handling/storage Cautions: Prevent skin contact. Do not breathe fumes. Material must be handled outdoors and inhalation must be prevented. Do not contaminate water, food or feed by storage or disposal. Store product in a cool, dry, locked place out of reach of children. Do not store below 32°F. Product crystallizes at lower temperatures
Spill Control/cleanup: Use adequate ventilation and air-supplied respirators, impervious clothing, and safety goggles. Small Spills: Cover with absorbent and sweet into open drum. Clean area with stiff brush and slurry made of water and powdered household cleanser, absorb and sweep into same drum. Rinse with water, absorb, add to drum. Close drum and dispose of properly. Large Spills: Dike spill to prevent contamination of local water sources. Siphon majority of liquid into drums for use or disposal, depending on circumstances. Clean area as directed for Small Spill
Product/waste Disposal: Spilled product is a hazardous waste and disposal must be at an approved toxic waste dump. Consult with Federal, State, or local disposal authorities for the actual method to be followed
Protective Clothing: Coveralls over long-sleeved shirt and long pants. Waterproof gloves. Chemical-resistant footwear plus socks. Chemical-resistant apron when cleaning equipment, mixing, or loading. Chemical-resistant headgear for overhead exposure. Approved respirator.
Suppliers and Branded Products
Basic Producers:
AMVAC Chemical Corp. (K-Pam* HL)
Lainco, S.A. (Raisan K-50*)
Taminco (Headquarters) (Tamifume*)
Taminco, Inc. (Metam KLR*, Tamifume*)
Tessenderlo Kerley, Inc. NovaSource (Sectagon* K-54)
Discontinued Names:
Curtin*
