Ȩ
> Á¤º¸¸¶´ç > °øÁö»çÇ×
Á¶È¸¼ö
2226
Á¦¸ñ
HM Pharma ¿¬±¸¼Ò¿¡¼ Ä÷³ Q&A¼¼¹Ì³ª°¡ ÀÖ¾ú½À´Ï´Ù.
HM Pharma ¿¬±¸¼Ò¿¡¼ HPLC,MASS/MASS Q&A¼¼¹Ì³ª°¡ ÀÖ¾ú½À´Ï´Ù. ±ÍÇÑ Àå¼Ò¿Í ½Ã°£ Á¦°ø ÇØÁֽЏðµç ÆÀÀå´Ô²² °¨»ç µå¸³´Ï´Ù.
Feature of materials
What are the features of YMC ODS Columns
?
(YMC ODSÄ÷³ÀÇ Æ¯Â¡)
How different are ODS-A, AM and AQ?
( ODS A,AM,AQÄ÷³Â÷ÀÌÁ¡
)
How different are YMC-Pack Polyamine II, PA and NH2
?
( ´çºÐ¼® Ä÷³ Â÷ÀÌ)
What is "Endcapping"?
( ¿£µåijÇÎÀ̶õ?)
Are there ODS columns used with 100% aqueous mobile phase?
(ÀÏ¹Ý ODS Ä÷³ ¹°100% À̵¿»ó »ç¿ë½Ã ¹®Á¦)
Column handling
What is the upper limit of column pressure?
( Ä÷³ ÃÖ°í ¾Ð·Â
)
What are the applicable pH range and temperature?
(Ä÷³ Àû¿ë ¿Âµµ¿Í PH)
How should we store the columns?
( Ä÷³ º¸°ü¹æ¹ý
)
How can we evaluate the performance of columns?
(Ä÷³ ¼º´É üũ ¹æ¹ý)
What is the shipping solvent?
(¼±Àû ¿ë¸Åµé)
How to clean the columns ?
( Ä÷³ û¼Ò ¹æ¹ý)
Do we need Guard columns?
What is the "Connector type (W)"?
( °¡µåÄ÷³ Çʿ伺)
What is required in system and flow rate for using semi-micro columns?
(2mm ÀÌÇÏ ³»°æ Ä÷³ À¯¼Ó ¹× ½Ã½ºÅÛ °ü°è)
How to scale-up a column for preparative isolation/purification?
( ºÐÃë½Ã Ä÷³ Àû¿ë ¹æ¹ý)
Solution of column trouble
| Troubue shooting tips |
What should I do when the column pressure rises up?
Ä÷³ ¾Ð·ÂÀÌ ¿Ã¶ó°¥¶§
What are the solutions for poor peak shapes?
ÇÇÅ©¸ð¾ç ¾Ê ÁÁÀ» ¶§
What are the solutions for ghost peaks?
°í½ºÆ® ÇÇÅ©ÀÇ ÇØ°á ¹æ¹ý
What should I do if columns are dried?
Ä÷³ÀÌ ¸»¶úÀ» ¶§ ÇØ°á Ã¥
What should I do if the column fails to provide reproducibility?
Ä÷³ÀÌ ÀçÇö¼ºÀÌ ¶³¾î Áú ¶§
I still have poor retention after adding ion pair reagent to mobile phase. Why?
À̵¿»ó¿¡ À̿½Ö
½Ã¾àÀ» ³ÖÀ¸´Ï±î ¸Ó¹Ç¸§½Ã°£ÀÌ ¾Ê ÁÁÀ»¶§?
ÀÛ¼ºÀÏÀÚ
2012-07-05
÷ºÎÆÄÀÏ
The_Separation_Basics_for_HPLC_Prep_LC_LC_MS_20120613.pdf