brand Kipp's Apparatus made of Polyethylene has
three main portions. The top portion is fitted
with a thistle funnel and a bulb structure through
which dilute funnel and a bulb structure through
which dilute acid can be poured which reacts with
a metal sulphate in the base of the Apparatus.
Hydrogen Sulphide gas then evolved collects in
the middle dome from where it can be released
through a leakproof stopcock fitted with a self
lubricating Poly Tetra Flouro Ethylene (PTFE)
plug. The base is provided with a residual outlet
fitted with a cap for easy cleaning.