Sigma-Aldrich
Nickel/Chromium
Nickel/Iron
镍/铁
NICOTINIC ACID (1-METHYL-5-NITRO-2-OXO-1,2-DIHYDRO-INDOL-3-YLIDENE)-HYDRAZIDE
NICOTINIC ACID (2,4,6-TRIMETHYL-BENZYLIDENE)-HYDRAZIDE
NICOTINIC ACID 2-DIETHYLAMINOETHYL ESTER HYDRATE
Nicotinoyl chloride
烟酰氯
Niobium nitride
Niobium-zirconium alloy, Nb99Zr1
Nitinol