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Custom Reference Standards

AOF/TOF and TOX/AOX

Pre-Packed GAC Columns and Consumables 

Comprehensive solutions for adsorption-based analysis, including AOF (EPA Method 1621), TOX, and AOX workflows.. 


CPI International manufactures pre-packed GAC columns and consumables used in adsorption-based analytical methods for total organic fluorine (AOF), total organic halogens (TOX), and adsorbable organic halogens (AOX).

  • Consistent, low-background adsorption performance
  • Broad compatibility across leading analyzer platforms
  • Reliable supply with shorter lead times
  • Lower cost per test compared to typical market alternatives

Essential consumables. One source. Ready when you are.


Pre-Packed GAC Column for AOF
Item No.: 634-009F
Analytik Jena Type, 4mm x 6mm x 18mm Quartz Glass, 100/pack
249.00 249.0 USD
615.00 615.0 USD
343.00 343.0 USD
665.00 665.0 USD
Furnace Tube Extra Oxygen (small)
Item number 4010-PANAL0068
665.00 665.0 USD
268.00 268.0 USD
Syringe, 100 μL, Luer Lock, Gas Tight, 1710TLL
CPI offers a thorough line of syringes that accommodate several different applications. If you do not see a syringe you use listed, please contact your CPI sales representative.
93.00 93.0 USD
Water Blank for ICP/IC Analysis, High Purity, 18 Megaohm
Choose from 500 mL, 1 L, and 4 L volumes.
0.0 USD
Syringe, 50mL, Luer Lock, Gas Tight
CPI offers a thorough line of syringes that accommodate several different applications. If you do not see a syringe you use listed, please contact your CPI sales representative.
212.00 212.0 USD
Turbo Combustion Tube MOD3000 (large)
Item number 4010-PANAL0126
855.00 855.0 USD
Total Organic Halogen Analyzer, TOX-300 model
Item Number TOX-300 and ABC-210
0.0 USD