Search results for oxygen mask
56 possible matches for "oxygen mask"
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Chapter 28 - Inorganic chemicals
2 matchesChapter 29 - Organic chemicals
48 matches2911.00.50Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated or nitrosated derivatives2912.19.20Odoriferous or flavoring compounds of acyclic aldehydes without other oxygen function, nesoi2912.19.50Acyclic aldehydes without other oxygen function, nesoi2912.29.60Other cyclic aldehydes without other oxygen function2912.49.25Other aromatic aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function2912.49.50Nonaromatic aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function, nesoi2914.19.00Acyclic ketones without other oxygen function, nesoi2914.29.50Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, nesoi2914.39.90Aromatic ketones without other oxygen function, nesoi2914.50.30Aromatic ketone-phenols and ketones with other oxygen function2914.50.50Nonaromatic ketone-phenols and ketones with other oxygen function2914.70.40Other halogenated, sulfonated, nitrated, or nitrosated derivatives of aromatic ketones & quinones whether or not with other oxygen function2914.70.90Other halogenated, sulfonated, nitrated or nitrosated derivatives of non-aromatic ketones & quinones whether or not w/other oxygen function2918.19.20Aromatic carboxylic acids with alcohol function, w/o other oxygen functions, and their derivatives, described in add. U.S. note 3 to sec. VI2918.19.31Aromatic carboxylic acids with alcohol function, without other oxygen functions, and their derivatives, nesoi2918.19.90Nonaromatic carboxylic acids with alcohol function, without other oxygen function, and their derivatives, nesoi2918.29.65Carboxylic acids with phenol function but w/o other oxygen function, described in add'l. U.S. note 3 to section VI2918.29.75Other carboxylic acids w/phenol function but w/o other oxygen function & their derivatives (excluding goods of add. US note 3 to section VI)2918.30.25Aromatic carboxylic acids w/aldehyde or ketone function but w/o other oxygen function & their deriv desc. in add US note 3 to sec VI, nesoi2918.30.30Aromatic carboxylic acids with aldehyde or ketone function, but without other oxygen function, and derivatives, nesoi2918.30.90Non-aromatic carboxylic acids w/aldehyde or ketone function but w/o other oxygen func. their anhydrides, halides, peroxides, etc derivatives2918.91.00Aromatic pesticides, derived from carboxylic acids with additional oxygen function, and their derivatives, nesoi2918.99.20Aromatic pesticides, derived from carboxylic acids with additional oxygen function, and their derivatives, nesoi2918.99.30Aromatic drugs derived from carboxylic acids with additional oxygen function, and their derivatives, nesoi2918.99.35Odoriferous or flavoring compounds of carboxylic acids with additional oxygen function, and their derivatives, nesoi2918.99.43Aromatic carboxylic acids with add'l oxygen function and their anhydrides, halide, etc deriv described in add US note 3 to sect VI, nesoi2918.99.47Other aromatic carboxylic acids with add'l oxygen function and their anhydrides, halide, etc deriv (exclud goods in add US note 3 to sec VI)2918.99.50Nonaromatic carboxylic acids with additional oxygen function, and their derivatives, nesoi2922.19.09Aromatic amino-alcohols drugs, their ethers and esters, other than those containing > one kind of oxygen function; salts thereof; nesoi2922.19.95Other non-aromatic amino-alcohols, their ethers and esters other than those containing more than one oxygen function; salts thereof2922.29.27Drugs of amino-naphthols and -phenols, their ethers and esters, except those cont. more than one oxygen function; salts thereof, nesoi2922.29.29Photographic chemicals of amino-naphthols and -phenols, their ethers/esters, except those cont. more than one oxygen function; salts, nesoi2922.29.81Amino-naphthols and other amino-phenols; their ethers, esters & salts (not containing more than one oxygen function) thereof nesoi2922.39.102'-Aminoacetophenone & other specified aromatic amino-aldehydes, -ketones and -quinones, other than those with more than one oxygen function2922.39.25Aromatic amino-aldehydes, -ketones and -quinones, other than those with more than one oxygen function; salts; desc in add US note 3 sec VI2922.39.45Aromatic amino-aldehydes, -ketones and -quinones, other than those with more than one oxygen function; salts thereof; nesoi2922.39.50Nonaromatic amino-aldehydes, -ketones and -quinones, other than those with more than one kind of oxygen function, salts thereof; nesoi2922.49.10m-Aminobenzoic acid, technical; and other specified aromatic amino-acids and their esters, except those with more than one oxygen function2922.49.26Aromatic amino-acids drugs and their esters, not containing more than one kind of oxygen function, nesoi2922.49.30Aromatic amino-acids and their esters, excl. those with more than one oxygen function; salts; described in add. U.S. note 3 to sect VI2922.49.37Aromatic amino-acids and their esters, not contng more than 1 kind of oxygen function (excluding goods in add U.S. note 3 to sec VI), nesoi2922.49.40Nonaromatic amino-acids, other than those containing more than one kind of oxygen function, nesoi2922.49.80Non-aromatic esters of amino-acids, other than those containing more than one kind of oxygen function; salts thereof2922.50.10Specified aromatic amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function2922.50.13Isoetharine hydrochloride and other specified aromatic drugs of amino-compounds with oxygen function2922.50.14Other aromatic cardiovascular drugs of amino-compounds with oxygen function2922.50.17Aromatic dermatological agents and local anesthetics of amino-compounds with oxygen function2922.50.19Aromatic guaiacol derivatives of amino-compounds with oxygen function
Chapter 63 - Other made-up textile articles
2 matchesChapter 84 - Machinery and mechanical appliances
1 matchChapter 90 - Optical, photo, medical, and measuring instruments
3 matches9020.00.60Breathing appliances, nesi, & gas masks, excl. protective masks having neither mechanical parts/replaceable filters, parts, accessories of9020.00.90Parts and accessories of breathing appliances and gas masks, nesi9031.41.00Optical measuring/checking instruments/appliances for inspecting semiconductor wafers/devices or photomasks/reticle used to mfg such devices