Oxalic acid 99.6% is used for the control of Varroa mites in honey bee colonies.
Apply in late fall to early spring when monitoring indicates treatment is necessary.
Do not use when brood is present.
Always wear impenetrable gloves when handling any form of oxalic acid.
Protective clothing should be worn to prevent contact of the liquid or powder with skin.
Goggles and respirator should be used when vaporizing oxalic acid crystals.