Sigma-Aldrich
Nickel-zirconium alloy, Ni70Zr30
Nickel/Boron/Silicon
Nickel/Chromium
Nickel/Iron
镍/铁
NICOTINIC (4-METHOXYBENZYLIDENE)HYDRAZIDE
NICOTINIC ACID (2-METHOXY-BENZYLIDENE)-HYDRAZIDE
NICOTINIC ACID (4-HYDROXY-BENZYLIDENE)-HYDRAZIDE
NICOTINIC ACID N'-(1,1-DIOXO-TETRAHYDRO-THIOPHEN-3-YL)-N'-PHENYL-HYDRAZIDE
Niobium carbide