To provide two-agent type liquid bleaching compositions having excellent
bleaching effect even if a mixing ratio of the two agents varies, great
usability, and no problem in storage stability, two-agent type liquid
bleaching compositions contains an agent A and an agent B filled and held
in separate chambers of a container and comprises the agent A made of
constituents containing 0.1 to 10% by weight of hydrogen peroxide and
water and provided with certain buffering capacity, and the agent B made
of constituents containing an alkali agent and water and provided with
certain buffering capacity.