Reference Standards: Test Mixes
HPLC

Routine analysis using this mix can assist in determining the need to perform column and/or system maintenance.

Routine analysis using this mix can assist in determining the need to perform column and/or system maintenance.

Contains 1 mL each of these mixtures.
31804: Caffeine (caffeine at 5 µg/mL in water)
31803: Caffeine (caffeine at 25 µg/mL in water)
31802: Caffeine (caffeine at 125 µg/mL in water)
31801: Caffeine (caffeine at 250 µg/mL in water)
31800: Caffeine (caffeine at 500 µg/mL in water)

• For simple sugar analysis by LC with refractive index/light scattering detection.
• Use with a silica column with amino functionality, as recommended by AOAC International.
• Use as a calibration standard for AACC Method 80-04.
• Offered dry for enhanced stability.

• Highly effective for characterizing LC column parameters.
• Simple, easy, reliable approach to quality control (QC) evaluations or column classification.
• Monitor column performance over time.

This kit contains one ampul of each of the following items (unless otherwise specified):
30012: LC OQ gradient standard, 1 mL
31053: LC OQ wavelength accuracy standard, 5 mL
31068: LC OQ linearity kit, six 1 mL ampuls (contents detailed below)*

*Components of the LC linearity kit (cat.# 31068) are not available for individual sale.