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Alphabetic Table of Methods - N

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Substance and Method Number CAS Number(s) Instrument / Sampler
Naphthalene; 35; Fully Validated 91-20-3 GC/FID; Chromosorb 106
1,5-Naphthalene Diisocyanate; PV2046; Partially Validated 3173-72-6 HPLC/FL; GFF coated with 12PP
1-Naphthylamine; 93; Fully Validated 134-32-7 GC/ECD; GFF coated with Sulfuric Acid
2-Naphthylamine; 93; Fully Validated 91-59-8 GC/ECD; GFF coated with Sulfuric Acid
Nickel; 1006; Fully Validated 7440-02-0 ICP/MS; Mixed cellulose ester filter
(0.8 µg)
Nickel; ID121; Fully Validated 7440-02-0 AA; MCEF
Nickel; ID125G; Fully Validated 7440-02-0 ICP; MCEF
Nitric Acid; ID165SG; Partially Validated  7697-37-2 IC; Silica Gel
Nitric Oxide; ID190; Fully Validated 10102-43-9 IC; Molecular Sieve coated with Triethanolamine
Nitric Oxide - Backup (ID190)    
4-Nitrodiphenyl; PV2082; Partially Validated 92-93-3 HPLC/UV; OVS-2
Nitrofurazone; PV2069; Partially Validated 59-87-0 HPLC/UV; GFF
Nitrogen Dioxide; ID182; Fully Validated 10102-44-0 IC; Molecular Sieve coated with Triethanolamine
Nitrogen Dioxide - Backup (ID182)    
Nitroglycerin; 43; Fully Validated 55-63-0 HPLC/TEA; Tenax
1-Nitropropane; 46; Fully Validated 108-03-2 GC/FID; XAD-4
2-Nitropropane; 15; Fully Validated 79-46-9 GC/FID; Chromosorb 106
2-Nitropropane; 46; Fully Validated 79-46-9 GC/FID; XAD-4
Nitrosodiamylamine; 38; Fully Validated 13256-06-9 GC/TEA; Thermosorb/N
N-Nitrosodi-n-Butylamine(NDBA); 27; Fully Validated 924-16-3 GC/TEA; Thermosorb/N
N-Nitrosodiethanolamine (NDELA); 31; Fully Validated 1116-54-7 GC/TEA; GFF
N-Nitrosodiethylamine; 13; Fully Validated 55-18-5 GC/TEA; Florisil coated with dl-alpha-Tocopherol
N-Nitrosodiethylamine (NDEA); 27; Fully Validated 55-18-5 GC/TEA; Thermosorb/N
N-Nitrosodiisopropylamine; 38; Fully Validated 601-77-4 GC/TEA; Thermosorb/N
N-Nitrosodimethylamine; 6; Fully Validated 62-75-9 Chemiluminescence; Florisil coated with dl-alpha-Tocopherol
N-Nitrosodimethylamine (NDMA); 27; Fully Validated 62-75-9 GC/TEA; Thermosorb/N
N-Nitrosodiphenylamine; 23; Fully Validated 86-30-6 GC/TEA; Bubbler with IPA
N-Nitrosodi-n-Propylamine (NDPA); 27; Fully Validated 621-64-7 GC/TEA; Thermosorb/N
N-Nitrosoethyl-n-butylamine; 38; Fully Validated 4549-44-4 GC/TEA; Thermosorb/N
N-Nitrosomethyl-n-butylamine; 38; Fully Validated 7068-83-9 GC/TEA; Thermosorb/N
N-Nitrosomethylethylamine; 38; Fully Validated 10595-95-6 GC/TEA; Thermosorb/N
N-Nitrosomorpholine (NMOR); 17; Fully Validated 59-89-2 GC/TEA; Florisil coated with dl-alpha-Tocopherol
N-Nitrosomorpholine; 27; Fully Validated 59-89-2 GC/TEA; Thermosorb/N
N-Nitrosopiperidine (NPIP); 27; Fully Validated 100-75-4 GC/TEA; Thermosorb/N
N-Nitroso-n-propyl-n-butylamine; 38; Fully Validated 25413-64-3 GC/TEA; Thermosorb/N
N-Nitrosopyrrolidine (NPYR); 27; Fully Validated 930-55-2 GC/TEA; Thermosorb/N
Nitrous Oxide; ID166; Fully Validated 10024-97-2 IR; Landauer Diffusive Sampler
Norethindrone; PV2070; Partially Validated 58-22-4 HPLC/UV; PVC