品名:弗羅里硅藻土固相萃取柱
品牌:天津博納艾杰爾
型號:Cleanert Florisil
產(chǎn)品貨號 | 產(chǎn)品描述 | 規(guī)格 |
FS00012 | Florisil SPE column | 1g/12mL, 20/Pk |
FS0003 | Florisil SPE column | 1g/3mL, 50/Pk |
FS0006 | Florisil | 1g/6mL, 30/Pk |
FS0006-D | Florisil | 1g/6ml,60pk/box(1800ea/box) |
FS0006-G | Florisil SPE column | 1g/6mL, glass, 30/Pk |
FS0010 | Florisil sorbent | 10g/bottle, 60-100item |
FS0100 | Florisil sorbent | 100g/bottle, 60-100item |
FS0100-S | Florisil sorbent | 100g/瓶;100-200目 |
FS0500 | Florisil sorbent | 500g/bottle, 60-100item |
FS1000 | Florisil sorbent | 1000g/bottle, 60-100item |
FS1000060 | Florisil SPE column | 10g/60mL, 10/Pk |
FS1000060-NA | Florisil SPE column | 10g/60ml, with Na2SO4, 10/PK |
FS1001 | Florisil SPE column | 100mg/1mL, 100/Pk |
FS1003 | Florisil SPE column | 100mg/3mL, 50/Pk |
FS200012 | Florisil SPE column | 2g/12mL, 20/Pk |
FS20006 | Florisil SPE column | 2g/6mL, 30/Pk |
FS200060 | Florisil SPE column | 2g/60mL, 10/Pk |
FS2003 | Florisil SPE column | 200mg/3mL, 50/Pk |
FS2503 | Florisil SPE column | 250mg/3mL, 50/Pk |
FS4230100-0 | Flash Spherical C4 sorbent | 20-35μm; 100A; 100g/bottle; Spherical |
FS5000 | Florisil sorbent | 5000g/bottle, 60-100item |
FS500025 | Florisil SPE column | 5g/25mL, 15/Pk |
FS500030 | Florisil SPE column | 5g/30mL, 15/Pk |
FS50012 | Florisil SPE column | 500mg/12mL, 20/Pk |
FS5003 | Florisil SPE column | 500mg/3mL, 50/Pk |
FS5006 | Florisil SPE column | 500mg/6mL, 30/Pk |
產(chǎn)品描述:
Cleanert Florisil 是一種高選擇性的吸附劑。這種吸附劑主要有三種成分組成,二氧化硅(84 %),氧化鎂(15.5 %)和硫酸鈉(0.5 %)。是一種效果良好,成本經(jīng)濟(jì)的常用固相萃取填料。特定為AOAC,EPA 等方法設(shè)計(jì),用于農(nóng)藥殘留的凈化、分離、內(nèi)分泌物及油脂的分離、PCBs,PAHs,烴類中含氮化合物和抗生素物質(zhì)的分離等。常用于農(nóng)殘分析中去除色素,為NY761 分析方法中的樣品前處
產(chǎn)品參數(shù):
平均粒徑:60-100 目
平均孔徑:80 ?;比表面積:290 m2/g;
蔬果中農(nóng)殘檢測推薦操作流程;
將Cleanert Florisil (1000 mg/6 mL,Cat.No. FS0006) 柱依次用5.0 mL 丙酮+ 正己烷(10%+90%)、5.0 mL正己烷預(yù)淋條件化,當(dāng)溶劑液面到達(dá)柱吸附層表面時,立即倒入樣品溶液,用15 mL 刻度離心管接收洗脫液,用5 mL丙酮+ 正己烷(10%+90%) 涮洗燒杯后淋洗Florisil 柱,并重復(fù)一次。將盛有淋洗液的離心管置于氮吹儀上,在水浴溫度50℃條件下,氮吹蒸發(fā)至小于5 mL,用正己烷準(zhǔn)確定容至5.0 mL,在旋渦混合器上混勻,分別移入兩個2 mL 自動進(jìn)樣器樣品瓶中,待測。