NET 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.