配制0.2M磷酸缓冲液的方法0.2M磷酸缓冲液 磷酸缓冲液液PH5.7--8.0(0.2M) 甲液: NaH2PO4·2H2O:Mr=156.03,0.2mol/L溶液为31.21g/L, NaH2PO4·H2O:Mr=138.01,0.2mol/L溶液为27.6g/L。 乙液: Na2HPO4·2H2O:Mr=178.05,0.2mol/L溶液为35.61g/L, Na2HPO4·7H2O:Mr=268.13,0.2mol/L溶液为53.624g/L, Na2HPO4·12H2O:Mr=358.22,0.2mol/L溶液为71.64g/L。 磷酸缓冲液液PH5.7--8.0(0.2M) PH甲液X(ml)乙液Y(ml)PH甲液X(ml)乙液Y(ml) 5.793.56.56.94555 5.892873961 5.990107.13367 687.712.37.22872 6.185157.32377 6.281.518.57.41981 6.377.522.57.51684 6.473.526.57.61387 6.568.531.57.71090.5 6.662.537.57.88.591.5 6.756.543.57.9793 6.8514985.394.7 根据
要求
对教师党员的评价套管和固井爆破片与爆破装置仓库管理基本要求三甲医院都需要复审吗
的PH值,取X毫升甲液与Y毫升乙液,混合均匀即得.