Sorex recently announced the launch of their new "SORSEC Wasp Nest Killer" product for use against wasps.
The product is a free flowing powder containing 0.4% w/w d-phenhothrin, a synthetic pyrethroid, regarded fro low mammalian toxicity.
The manufacturer claims that benefits include the ease of transfer from the container into dusting equipment, and APT or aqueous powder technology which allows the formulation to remain free flowing, even in damp conditions.
For more information on this product, see www.sorex.com