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[實驗] 想要詢問一個廣告的實驗
[ Chemistry ]2 留言, 推噓總分: +1
作者: iamflash - 發表於 2024/02/27 16:19(2月前)
1Ftony15899: 界面活性劑/乳化劑 食品添加劑或天然成分就有類似功能02/27 17:12
[學科] [請教]三向閥斷掉
[ Chemistry ]6 留言, 推噓總分: +2
作者: u104003451 - 發表於 2024/02/16 18:18(2月前)
1Ftony15899: HPLC的ferrule? 把一字起鑽進去看能不能轉出來吧02/16 18:42
[徵人] 國庫署酒類實驗室徵助理1位(地點:基隆)
[ Chemistry ]3 留言, 推噓總分: +1
作者: star3976 - 發表於 2023/12/25 11:03(4月前)
3Ftony15899: 這正職要考哪一種12/28 13:38
[實驗] 有機實驗的迴旋濃縮儀冷凝方式
[ Chemistry ]30 留言, 推噓總分: +8
作者: a22028504 - 發表於 2023/10/16 09:10(6月前)
8Ftony15899: 20L是用大型濃縮機? 溫度高就表示冷凝能力不足10/16 11:11
9Ftony15899: 冷凝機太小 除非換大一點的不然無解 或是慢慢抽10/16 11:12
[生活] 請問植物的肥料有毒嗎
[ Chemistry ]3 留言, 推噓總分: +1
作者: lanca - 發表於 2023/03/17 20:11(1年前)
1Ftony15899: 高營養物質長菌發酵後產氣爆瓶而已03/17 23:04
[問題]HPLC機器除氣的好壞對於滯留時間的影響已刪文
[ Chemistry ]13 留言, 推噓總分: +4
作者: a22028504 - 發表於 2023/03/02 18:45(1年前)
8Ftony15899: 不太可能差這麼多 也許需要確認幫浦混液是否正常03/03 15:28
9Ftony15899: 多次進樣看重複性03/03 15:28
[實驗] 檢量線斜率問題
[ Chemistry ]21 留言, 推噓總分: +1
作者: GaiByoung - 發表於 2022/12/22 21:50(1年前)
14Ftony15899: 如果藥品是液體 取量又很少 配製時可能需要用針頭配12/24 14:42
[學科] HPLC分類
[ Chemistry ]11 留言, 推噓總分: +2
作者: chithen - 發表於 2022/08/30 14:07(1年前)
9Ftony15899: 以三酸甘油酯為例 正相管柱會聚集在一根08/31 16:55
10Ftony15899: 逆向管柱才能分離不同結構的08/31 16:55
11Ftony15899: 不過正相管柱聚集在一根特可以用來粗定量不同脂質成分08/31 16:56
hplc問題
[ Chemistry ]37 留言, 推噓總分: +6
作者: hhuurraayy - 發表於 2022/05/27 03:51(1年前)
3Ftony15899: 而且你可以用梯度流洗 除非偵測器是RI05/27 09:57
4Ftony15899: 而且最後一張圖不算醜了 只是流洗強度有點太強05/27 10:03
5Ftony15899: 還有時間超過1小時的條件你可以不用試了05/27 10:04
6Ftony15899: 沒特殊需求拉長分析時間只會拖累你實驗時間05/27 10:06
7Ftony15899: 如果沒訊號 把管柱拆掉換連接管去跑看有沒有訊號出來05/27 19:40
8Ftony15899: 假設進樣正常的話偵測器訊號瞬間會出現一根05/27 19:41
9Ftony15899: 如果還是沒有訊號 1.你樣品瓶鎖太緊取樣時變真空吸不到05/27 19:42
10Ftony15899: 2. 檢查自動進樣或手動進樣設備,或是檢查樣品配製濃度05/27 19:44
20Ftony15899: 如果管柱是 250 * 4.6 mm 5μm, 基本的流速就是1mL/min05/29 23:20
21Ftony15899: 這個流速1一般是不會優先去變動的 都是動溶劑比例05/29 23:24
22Ftony15899: 除非你用的溶劑會導致系統壓力過高 例如純IPA05/29 23:27
23Ftony15899: 等梯度能在短時間出來大概就不用改梯度跑了 省去再平衡05/29 23:28
24Ftony15899: 只是要注意每次打完樣品要記得用適當強度溶劑洗管柱05/29 23:30
[徵人] 關東電化工業集團 徵 品質管理
[ Chemistry ]11 留言, 推噓總分: +5
作者: junlchl1219 - 發表於 2022/04/15 13:05(2年前)
7Ftony15899: 年薪換算日幣每月17.8萬 確定要請大學生嗎04/17 16:30