Does anyone know of the origin of the term "hypo", as applied to 2.5% Sodium Thiosulphate?

Cheers,
Aidan


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aidan schurr  b.m.l.sc
section head, histology
hutt valley district health board
lower hutt
new zealand

aidan.schurr@hvh.co.nz
++64 4 570 9173