The 1 : 3 solid complexes of ytterbium and yttrium nitrates with , L - a -leucine has been prepared from benzene - ethyl - alcohol (aksolute) mixed solrent.

• 利用硝酸镱和硝酸钇在苯和无水乙醇中与白氨酸作用,制备了它们1:3型固体配合物。