Varroxal contains oxalic acid dihydrate at a concentration of 0.71 g per g and can be used in powder form, sprayed when dissolved in water, or trickled with sugar syrup. This now gives Dutch beekeepers a legal option to treat their colonies in winter using oxalic acid.
Varroxal is available in 75 g packs. The shelf life of Varroxal is 5 years, provided it is stored in the original packaging, tightly closed, in a cool, safe place, and protected from direct sunlight. Temperatures above 30 °C should be avoided. Varroxal is a product of Andermatt Biovet.
Not shipped to Belgium or France!