About product and suppliers:
            1,138 adult nasal cannula products are offered for sale by suppliers on Alibaba.com, of which tracheal cannula accounts for 26%, breathing apparatus accounts for 1%, and emergency medical supplies & training accounts for 1%. 

A wide variety of adult nasal cannula options are available to you, such as ce. You can also choose from 2 years, 3 years, and 1years adult nasal cannula, as well as from medical materials & accessories, medical polymer materials & products, and medical adhesive & suture material adult nasal cannula, and whether adult nasal cannula is none, en 149 -2001+a1-2009, or gb/t18830-2009. 

There are 357 suppliers who sells adult nasal cannula on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Taiwan, China, and Hong Kong S.A.R., from which the percentage of adult nasal cannula supply is 98%, 1%, and 1% respectively.