42 Scientific and technological product evaluation and consulting services, namely, in the fields of analytical services, designing, modeling and development of experimental and prototype products, namely, liquid and gaseous chemicals, chemical compositions, chemical precursors, chemical products, high purity gases and preparations for use in the electronics, semiconductor, and micro-electromechanical industries; scientific and technological product evaluation and consulting services, namely, in the fields of designing, modeling, and development of ampoules, containers, cylinders and vessels made of glass, metal and/or plastic including experimental and prototype ampoules, containers, cylinders and vessels; scientific and technological product evaluation and consulting services and technical inspection services relating to ampoules, containers, cylinders and vessels made of glass, metal and/or plastic