For what it is worth--Soduim hypochlorite is registered for leafcutter bees
and their nests, and some labels have a registration for animal husbandry.

This California Label from Dept of Pesticide Regulations database does list
beehives.

DAIRY DU SODIUM HYPOCHLORITE
10897- 26-AA- 1317
ACTIVE

Registration Date: 14-OCT-98
Inactive Date:
Registration Specialist:

      RICHARD SPAS

Formulation: SOLUTION/LIQUID (READY-TO-USE)

Signal Word: DANGER (ONLY)
Company Information

      AN-FO MANUFACTURING CO.

      OAKLAND CA 94601

Ingredients Found:

      12.5% of SODIUM HYPOCHLORITE (539)
      87.5% of INERT INGREDIENTS (0)

Active Sites Found:

      BEEHIVES (ALL OR UNSPEC) (61008) || COMMERCIAL - INDUSTRIAL USES
(COMBINED SITE) (92502) || FARM OR AG STRUCTURES AND EQUIP. (ALL OR UNSPEC)
(61000) || PETS AND DOMESTIC ANIMALS (COMBINED SITE) (92501) || 

Jim Smith
State of Jefferson
California

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