【產品名稱】番茄紅素
【英文名稱】lycopene
【產品規格】5%
【CAS No】502-65-8
【分子量】536.85
【分(fen)子式】C40H56
【產品性狀(zhuang)】深紅色粉(fen)末
【檢測方法】HPLC
【溶解(jie)性】可溶于食用油,難溶于水
【產品用途】番(fan)(fan)茄紅(hong)(hong)素是(shi)一種(zhong)不飽和(he)烯烴化合物(wu),是(shi)成熟番(fan)(fan)茄中(zhong)的(de)(de)主(zhu)要色(se)素,也是(shi)常見的(de)(de)類胡蘿卜素之一。番(fan)(fan)茄紅(hong)(hong)素不具有β-胡蘿卜素的(de)(de)β-芷(zhi)香酮(tong)環結構(gou),故(gu)在體內(nei)不能(neng)轉變為維生(sheng)素A,不屬于(yu)(yu)維生(sheng)素A原。分子(zi)(zi)式為C40H56,有多種(zhong)順(shun)反(fan)構(gou)體。番(fan)(fan)茄紅(hong)(hong)素是(shi)脂溶(rong)性物(wu)質,難溶(rong)于(yu)(yu)水、甲醇、乙醇,可溶(rong)于(yu)(yu) 石(shi)油醚(mi)、己烷(wan)、丙酮(tong),易溶(rong)于(yu)(yu)氯(lv)仿(fang)、二(er)硫化碳、苯等(deng)(deng)有機(ji)溶(rong)劑。番(fan)(fan)茄紅(hong)(hong)素分子(zi)(zi)中(zhong)有11個共軛雙鍵(jian)(jian)和(he)2個非共軛雙鍵(jian)(jian),故(gu)其穩定(ding)性很差,容易發生(sheng)順(shun)反(fan)異構(gou)反(fan)應和(he)氧(yang)化降(jiang)解。影響番(fan)(fan)茄紅(hong)(hong)素穩定(ding)性的(de)(de)因素包括(kuo)氧(yang)、光、熱(re)、酸、金屬離(li)子(zi)(zi)、氧(yang)化劑和(he)抗(kang)氧(yang)化劑等(deng)(deng)
殘留物分析Residue analysis:
重金(jin)屬(shu)Heavy Metal≤10ppm
鉛(qian)(Pb)≤2ppm
砷(As)≤2ppm
汞(Hg)≤2ppm
鎘(ge)(Cd)≤2ppm
微生物Microbiological:
總數(shu)Total Plate Count≤10000cfu/g
霉菌及酵母菌Yeast&Mold≤1000cfu/g
大腸桿菌E.coil 無Negative
沙(sha)門(men)氏(shi)菌Salmonella無Negative