Narrow neck bottles are ideal for storing, packaging, sampling and safely transporting liquids. They are used to store and transport reagents, solvents and other chemicals, samples, cultures and medical solutions, food additives and flavourings in laboratory, research, medical, chemical and food industries. Narrow neck bottles are ideal for storing, packaging, sampling and safely transporting liquids. They are used to store and transport reagents, solvents and other chemicals, samples, cultures and medical solutions, food additives and flavourings in laboratory, research, medical, chemical and food industries.