Cryolite
Action/Use:
- Insecticide
Use:
For broccoli, Brussels sprouts, cauliflower, citrus, grapes, kiwi, melons, lettuce, peppers, potatoes, squash, tomatoes, ornamentals, and shade trees.
Chemistry
Class: Inorganic fluorine compound.
Formula: Na3AlF6.
Properties: Most compatible of the fluorine insecticides. Insoluble in alcohol. Decomposed by alkali.
Mode of Action / Resistance Management
Action Group: IRAC Group 9
Environmental Guidelines
Water Solubility: Slightly soluble, <200 ppm
Hazards: Tech: Fish: LC50 47 ppm (96 h) (rainbow trout); >400 ppm (bluegill). Bird, Bee: Practically nontoxic
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Handling/storage Cautions: Avoid contact with or drift to untreated areas. Store in the original container in dry area. On some crops, especially peach, serious injury may result from use of cryolite. Remove excess residues on edible portions of fruit and vegetables by washing, brushing, or other effective means
Suppliers and Branded Products
Basic Producers:
Gowan Company (Prokil Cryolite*)
United Phosphorus Inc. (Kryocide*)
