Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.


U.S. Pharmacopeial Convention (USP) methods typically cover pharmaceutical products. USP codes and recommended Supelco capillary GC columns are:
  • G1: Equity-1, SPB-1
  • G2: Equity-1, SPB-1
  • G3: SPB-50, SP-2250
  • G5: SP-2340, SP-2560
  • G7: SPB-225
  • G8: SP-2330
  • G9: Equity-1, SPB-1
  • G16: Omegawax, SUPELCOWAX 10
  • G18: PAG
  • G19: SPB-225
  • G25: SPB-1000, Nukol
  • G27: SLB-5ms, Equity-5, SPB-5
  • G32: SPB-20
  • G35: SPB-1000, Nukol
  • G36: SLB-5ms, Equity-5, SPB-5
  • G42: SPB-35
  • G43: SPB-624, OVI-G43
  • G46: Equity-1701
  • G48: SP-2380