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** Vydac Protein/Peptide column Care **
 ÀÛ¼ºÀÚ : ÃæÀΰúÇÐ
Date : 2015-07-28 16:58  |  Hit : 1,402  
< Vydac Protein/Peptide Reversed-Phase Columns >
- FOR  208TP, 214MS, 214TP, 218MS, 218TP, 219TP, 228TP, 238TP -


238TP¸¦ Á¦¿ÜÇÏ°í´Â Vydac silica-based Protein/Peptide Reversed-Phase ColumnÀº multifunctional chlorosilaneÀ» ÅëÇÏ¿© 300¡Ê TP silica¿Í È­ÇÐÀûÀ¸·Î °áÇÕµÈ hydrocarbon compounds·Î ±¸¼ºµÇ¾î ÀÖ´Ù. 'polymeric' ¿ª»óÀº hydrolysis¸¦ ¹æÁöÇÑ´Ù.
Vydac 238TP ¿ª»óÀº monomeric C18 phase·Î¼­, polymeric°ú ¼±º°¼º¿¡ ÀÖ¾î ¹Ì¹¦ÇÑ Â÷À̸¦ ³ªÅ¸³»¾î, Protein/Peptide ºÐÀÚÀÇ ÃÖÀûÈ­¸¦ µ½´Â´Ù. 238TP Ä÷³Àº öÀúÇÏ°Ô end-cappingµÇ¾î ÀÖ´Ù.



* Performance testing *

°¢°¢ÀÇ reversed-phase materialÀº protein°ú peptide·Î ¼±º°¼º Å×½ºÆ®¸¦ °ÅÄ£ °ÍÀÌ´Ù. (219TP´Â protein¸¸, 238TP´Â peptide¸¸)
°¢°¢ÀÇ Ä÷³Àº Á¦°¢±â biphenylÀ̳ª benzoate ester¸¦ »ç¿ëÇÏ¿© packing efficiency test¸¦ °ÅÄ£´Ù. (biphenyl : analytical column / benzoate ester : prep column) Å×½ºÆ® Á¶°Ç°ú °á°ú´Â column documentation¿¡ Æ÷ÇԵǾî ÀÖ´Ù. column performance¸¦ testÇØ º¸°Å³ª, È®ÀÎÇØ º¸°í½Í´Ù¸é, selectivity, efficiency test¸¦ ´Ù½Ã Çѹø Çغ¼ °ÍÀ» ±ÇÀåÇÑ´Ù.


* Shipping *

Vydac Protein/Peptide Reversed-Phase ColumnÀº 50:50 ACN:Water·Î shippingµÈ´Ù.
Prep columnÀº Methanol : Water·Î shippingµÈ´Ù.


* Column conditioning *

¿ª»ó Ç¥¸éÀÇ Æ¯Â¡À¸·Î ÀÎÇÏ¿©, polypeptideÀÇ Ãʱâ ÁÖÀÔµ¿¾È column performance°¡ ¾à°£ º¯ÇÒ ¼ö ÀÖ´Ù. Column conditioningÀº 10,000MW ÀÌ»óÀÇ ´ëºÎºÐÀÇ polypeptide¿¡¼­ ÇàÇØ¾ß Çϸç, Ä÷³ ¼ºÁúÀÌ ÀÏÁ¤ÇØ Áú ¶§±îÁö polypeptide¸¦ ¹Ýº¹ÀûÀ¸·Î ÁÖÀÔ½ÃÅ°°Å³ª, ribonuclease¿Í °°Àº ÈçÈ÷ ÀÌ¿ë °¡´ÉÇÑ proteinÀ» 100ug(4.6 x 250mm¿¡¼­) ÁÖÀÔÇÏ¿© Á¶ÀýµÈ´Ù. ±×¸®°í´Â 0.1% TFAÀÇ ÀüÇüÀûÀÎ ACN gradientÀÇ column elutionÀ» ÁøÇàÇÑ´Ù.



* Column Storage *

Vydac Protein/Peptide Reversed-Phase ColumnÀº À¯±â¿ë¸Å¿Í waterÀÇ ¾î¶² È­ÇÕ¹°¿¡µµ ÀúÀå °¡´ÉÇÏ´Ù. Àå±âÀûÀ¸·Î ÀúÀåÇÒ °æ¿ì ion-pairing reagent°¡ Ä÷³¿¡¼­ ºÐÃâµÉ ¼ö°¡ ÀÖ°í, organic content´Â Àû¾îµµ 50%·Î À¯ÁöµÇ¾î¾ß ÇÑ´Ù. columnÀº Á¦°øµÇ´Â plastic plug·Î ºÀÇյǾî¾ß ÇÑ´Ù.



* Chemical Stability *

Vydac Protein/Peptide Reversed-Phase ColumnÀº ACN, Methanol, IPA, M.C, Chloroform µî ´ëºÎºÐÀÇ À¯±â¿ë¸Å¿¡ ¾ÈÁ¤ÇÏ´Ù. Solvent¸¦ ±³Ã¼ÇÒ ¶§, ¹Ù²î´Â solvent°¡ ÀÌÀü¿¡ »ç¿ëÇÑ solvent¿Í ¼¯ÀÏ ¼ö ÀÖ´ÂÁö È®ÀÎÇØ º¸´Â °ÍÀÌ Áß¿äÇÏ´Ù. Protein/Peptide ColumnÀº hydrolysis¸¦ ¹æÁöÇϸç, 0.1% TFA¿Í °°Àº pH2¿¡¼­ ¿À·§µ¿¾È »ç¿ëµÉ ¼ö ÀÖÀ¸¸ç, pH2 À̻󿡼­ º¸°üµÇ¾ú´Ù¸é, °æ¿ì¿¡ µû¶ó ´õ ³·Àº pH¿¡¼­µµ ¾ÈÁ¤ÇÏ´Ù.
Vydac silica-based HPLC columnÀº pH6.5 À̻󿡼­ »ç¿ëÇÏ¸é ¾ÈµÈ´Ù. »ç¿ëÇÏ¸é ¼ö¸íÀÌ ´ÜÃàµÇ±â ½±´Ù.
basic elution »óÅ¿¡¼­ »ç¿ëÇØ¾ß ÇÑ´Ù¸é, 259VHP polymer columnÀ» ±ÇÀåÇÑ´Ù. SDS(Sodium dodecyl sulfate)¿Í °°Àº protein detergent¸¦ »ç¿ëÇÏ¿©µµ Ä÷³¿¡ ¼Õ»óÀÌ ¾øÀ¸¸ç, ACNÀ̳ª IPA·Î Á¦°Å°¡ °¡´ÉÇÏ´Ù. ±×·¯³ª detergent¸¦ Èê·ÁÁÖ´Â µ¿¾È¿¡´Â Ä÷³ÀÇ resolution¿¡ ¿µÇâÀ» ¹ÌÄ£´Ù. oxidative eluent³ª sample additives´Â ÇÇÇØ¾ß ÇÑ´Ù.



* Recommended elution conditions *

Vydac Protein/Peptide Reversed-Phase ColumnÀº ÀüÇüÀûÀ¸·Î ion-pairing agent°¡ ÀÖ´Â »óÅ¿¡¼­ organic solventÀÇ gradient¸¦ Áõ°¡½ÃÄÑ °¡¸é¼­ elute ÇØÁØ´Ù. °¡Àå ÀϹÝÀûÀÎ À¯±â ¿ë¸Å´Â low viscosity, good UV transparency, high volatility¸¦ Áö´Ï´Â AcetonitrileÀÌ´Ù.
EthanolÀ̳ª IPAµµ °æ¿ì¿¡ µû¶ó »ç¿ëµÈ´Ù. Trifluoroacetic acid(TFA)´Â °¡Àå ÈçÈ÷ »ç¿ëµÇ´Â ion-pairing reagentÀ̸ç, º¸Åë 0.05-0.2%(w/v)¸¸ »ç¿ëÇصµ µÈ´Ù. ´Ù¸¥ ion-pairing reagent·Î´Â heptafluorobutyric acid (for base polypeptide), triethylamine phosphate(TEAP)¿Í phosphoric acid µîÀÌ´Ù.


¢º Recommended elution conditions
___________________________________________________________
          ID                        flow rate
-----------------------------------------------
         1.0mm                      10-50uL/min
         2.1mm                     100-300uL/min
         4.6mm                     0.5-1.5uL/min
         10mm                      2.5-7.5uL/min
         22mm                      10-40uL/min
___________________________________________________________



* Column Cleaning and Regeneration *

Vydac Protein/Peptide Reversed-Phase Column¿¡ »ùÇÃÀÌ °­ÇÏ°Ô ÈíÂøµÇ¾î ¿À¿°µÇ¸é, ´ÙÀ½°ú °°Àº ¹æ¹ýÀ¸·Î ÇØ°áÇØ º»´Ù.
¡ß 1% SDS solutionÀ» 500uL ÁÖÀÔÇÏ¿© 1mL/minÀ¸·Î Èê·ÁÁØ´Ù. (4.6mmID °æ¿ì)
   0.1%(v/v) TFAÀÇ ACNÀ» 5%¡­95%·Î 10ºÐ°£ gradientÇÏ¿© Èê·ÁÁØ´Ù.
¡ß ¸¸ÀÏ ÁöÁúÀ̳ª ¸Å¿ì ¼Ò¼ö¼ºÀÎ ÀÛÀº ºÐÀÚ°¡ ¿øÀÎÀ̶ó¸é, Ä÷³ÀÇ ¸î ¹è volumeÀ¸·Î
   DichloromethaneÀ̳ª ChloroformÀ¸·Î rinseÇØ ÁØ´Ù. water¿¡¼­ chloroformÀ̳ª M.C.·Î  
   ¹Ù²Ù°Å³ª ±× ¿ª¹æÇâÀ¸·Î ¹Ù²Ù´Â °æ¿ì¿¡´Â Àß ¼¯ÀÌÁö ¾Ê´Â µÎ ¿ë¸Å »çÀÌ¿¡ IPAÀ̳ª
   acetone°ú °°Àº »óÈ£°£¿¡ ¼¯ÀÌ´Â Áß°£ ¿ë¸Å·Î Ä÷³À» rinseÇØ ÁÖ´Â °ÍÀÌ Áß¿äÇÏ´Ù.
¡ß ¸¸ÀÏ ´Ü¹éÁú ÈíÂø ¶§¹®À̶ó¸é, one part nitric acid¿Í four parts(1/4) IPAÀÇ È¥ÇÕ¹°·Î  
   polymeric-bonded columnÀ» rinseÇÑ´Ù. low flow rate¿¡¼­(º¸Åë 20%) ¹ã»õ rinse
   ÇØ ÁÖ´Â °ÍÀÌ °¡Àå È¿°úÀûÀÌ´Ù.
   ( ¡Ø 238TP 'monomeric' columnÀº nitric acid »ç¿ëÇÏ¸é ¾ÈµÊÀ» ÁÖÀÇ )

 
   
 

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