SAMPLING BAG AND FUNNEL FOR COLLECTION OF SOILS, MUDS, OR OTHER SOLIDS OR LIQUIDS FOR SUBSEQUENT ANALYSIS OF HEADSPACE GASES AND/OR OTHER CONTENTS VIA STABLE ISOTOPE ANALYSIS (C,H,N,O,S) OR OTHER ANALYTICAL PROCEDURES

摘要

A collapsible bag or pouch for sample collecting having an internal mechanical seal and a heat sealable area near the opening that is protected during sample loading, preferably by a funnel detachable from the pouch. After loading and prior to heat sealing the pouch is secured from the outside by mechanical interlocking seal. The bag also has an air-tight port for sampling the gaseous headspace after the bag is sealed.