Sigma-Aldrich
Nickel-chromium alloy, Ni80Cr20
尼古丁相关化合物E, Nicotine Related Compound E
Nimodipine for peak identification
尼莫地平
Nisoldipine Related Compound D
亚硝酸盐/硝酸盐,比色试验, Nitrite/Nitrate, Colorimetric Test
Nominal 100 nm diameter polystyrene spheres
Norgren® 过滤器, Norgren® Filter
NovaSeal模具套件,3/8英寸内径 x 5/8英寸外径, NovaSeal Die kits 3/8 in. ID x 5/8 in. OD
NovaSeptum® Autoclavable Bag
NovaSeptum® Bottle
NovaSeptum® High Purity Unit
NOX1 Inhibitor, ML171-CAS 6631-94-3-Calbiochem