Sigma-Aldrich
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
NITRIC ACID COMPOUND WITH [2-(2,4-DICHLOROPHENYL)-2-(1H-IMIDAZOL-1-YLMETHYL)-1,3-DIOXOLAN-4-YL]METHYL BENZOATE
NMR-tube Dewar flask
NONANOIC ACID (1-(3-(4-ACETYLAMINO-PH)-THIOUREIDO)-2,2,2-TRICHLORO-ETHYL)-AMIDE
NONANOIC ACID (2,2,2-TRICHLORO-1-(3-(4-METHOXY-PHENYL)-THIOUREIDO)-ETHYL)-AMIDE