[化] 磷酸二氢铵;
determination of lead in grape wine by graphite furnace atomic absorption spectrometry with ammonium dihydric phosphate as modifier
磷酸二氢铵为基体改进剂石墨炉原子吸收光谱法测定葡萄酒中铅
Aluminum phosphate was prepared by solid-phase synthesis in three different templates ( organic ammonium) with aluminum chloride and ammonium dihydric phosphate at 180 ℃ for 2 h, and was characterized by XRD, IR, chemical analysis and ICPS.
用3种模板采用固相合成方法,以氯化铝和磷酸二氢铵为原料合成了磷酸铝,产物经XRD,IR,化学分析和ICPS表征。
As for wine of higher salt content, ammonium dihydric phosphate ( NH4H2PO4) was used as background modifier to eliminate the interference of NaCl.
对含盐量较高的酒,添加磷酸二氢铵作基体改进剂,可消除盐分的影响。
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