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二(er)手島津GCMS-QP2010Plus 氣(qi)質(zhi)聯(lian)用(yong)(yong)儀，大量供(gong)應氣(qi)質(zhi)譜聯(lian)用(yong)(yong)儀，更多關(guan)于氣(qi)質(zhi)聯(lian)用(yong)(yong)儀報價，氣(qi)質(zhi)聯(lian)用(yong)(yong)儀檢測，氣(qi)質(zhi)聯(lian)用(yong)(yong)原理(li)

二手安捷倫7890A-5975C GC-MS 氣(qi)(qi)質(zhi)(zhi)聯(lian)(lian)(lian)用(yong)儀，大量(liang)供應二手氣(qi)(qi)質(zhi)(zhi)聯(lian)(lian)(lian)用(yong)儀！！ 更多(duo)關于(yu)氣(qi)(qi)質(zhi)(zhi)聯(lian)(lian)(lian)用(yong)儀產品報價(jia)，氣(qi)(qi)質(zhi)(zhi)聯(lian)(lian)(lian)用(yong)儀用(yong)途，氣(qi)(qi)質(zhi)(zhi)聯(lian)(lian)(lian)用(yong)原理

二手AB Sciex API4000 LC-MS-MS液(ye)質(zhi)聯(lian)(lian)(lian)用(yong)(yong)儀(yi)，大(da)量供(gong)應液(ye)相色譜(pu)(pu)質(zhi)譜(pu)(pu)聯(lian)(lian)(lian)用(yong)(yong)儀(yi)。更多(duo)關于液(ye)相質(zhi)譜(pu)(pu)聯(lian)(lian)(lian)用(yong)(yong)儀(yi)價格(ge)，液(ye)相色譜(pu)(pu)分析儀(yi)產(chan)品信息，氣(qi)相色譜(pu)(pu)質(zhi)譜(pu)(pu)聯(lian)(lian)(lian)用(yong)(yong)儀(yi)多(duo)少(shao)錢

二(er)手(shou)Waters Xevo TQD 三(san)重四極桿液質聯用儀常規定量應用解決方案可確保系統達(da)到高的靈敏(min)度、選擇(ze)性(xing)和穩定性(xing)而且操(cao)作簡便。

二手等離(li)子(zi)體(ti)質譜(pu)(pu)葡萄酒(jiu)痕量元素檢(jian)測檢(jian)測樣品酒(jiu)類檢(jian)測項(xiang)目重金(jin)屬(shu)(shu)檢(jian)測儀器(qi)等離(li)子(zi)體(ti)質譜(pu)(pu)，成(cheng)(cheng)品葡萄酒(jiu)中的(de)(de)金(jin)屬(shu)(shu)成(cheng)(cheng)分與葡萄以(yi)及葡萄栽(zai)培和葡萄酒(jiu)釀造過程(cheng)中引入的(de)(de)金(jin)屬(shu)(shu)有關。更(geng)可靠的(de)(de)判斷是，在葡萄酒(jiu)生(sheng)產和儲存過程(cheng)中元素組成(cheng)(cheng)發生(sheng)了明顯的(de)(de)改(gai)變。

二手氣(qi)質(zhi)(zhi)聯(lian)用儀(yi)檢(jian)(jian)測(ce)白酒(jiu)(jiu)香味(wei)(wei)成(cheng)(cheng)分(fen)(fen)檢(jian)(jian)測(ce)樣品：酒(jiu)(jiu)類(lei)(lei)(lei)檢(jian)(jian)測(ce)項(xiang)目：香味(wei)(wei)成(cheng)(cheng)分(fen)(fen) 檢(jian)(jian)測(ce)儀(yi)器：氣(qi)質(zhi)(zhi)聯(lian)用儀(yi),白酒(jiu)(jiu)香味(wei)(wei)成(cheng)(cheng)分(fen)(fen)種類(lei)(lei)(lei)有醇類(lei)(lei)(lei)、酯(zhi)(zhi)類(lei)(lei)(lei)、酸類(lei)(lei)(lei)、醛(quan)酮類(lei)(lei)(lei)化(hua)(hua)合(he)物(wu)(wu)、芳香族(zu)化(hua)(hua)合(he)物(wu)(wu)、含氮化(hua)(hua)合(he)物(wu)(wu)和呋喃化(hua)(hua)合(he)物(wu)(wu)等。白酒(jiu)(jiu)中的(de)醇類(lei)(lei)(lei)物(wu)(wu)質(zhi)(zhi)除乙(yi)(yi)(yi)醇外(wai)，主要(yao)(yao)的(de)是異(yi)(yi)戊醇、異(yi)(yi)丁醇和正丙醇，屬(shu)于(yu)醇甜(tian)和助(zhu)香劑的(de)主要(yao)(yao)物(wu)(wu)質(zhi)(zhi)來源，對形(xing)成(cheng)(cheng)酒(jiu)(jiu)的(de)風(feng)味(wei)(wei)和促使酒(jiu)(jiu)體(ti)豐滿、濃厚(hou)起著重要(yao)(yao)作用；二手氣(qi)質(zhi)(zhi)同時醇類(lei)(lei)(lei)也(ye)是酯(zhi)(zhi)類(lei)(lei)(lei)的(de)前驅物(wu)(wu)質(zhi)(zhi)。己酸乙(yi)(yi)(yi)酯(zhi)(zhi)、乳(ru)酸乙(yi)(yi)(yi)酯(zhi)(zhi)和乙(yi)(yi)(yi)酸乙(yi)(yi)(yi)酯(zhi)(zhi)是白酒(jiu)(jiu)的(de)重要(yao)(yao)香味(wei)(wei)成(cheng)(cheng)分(fen)(fen)。