Sulfaquinoxaline

May be stored at 4 °C for short-term only. For long-term storage and to avoid repeated freezing and thawing, aliquot and store at -20 °C. Aliquots are stable for at least 12 months at -20 °C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.

Cross-Reactivity: Sulphaquinoxaline 100; Sulphamethazine <0.01; Sulphamerazine <0.01; Sulphadimethoxine <0.01; Sulphadiazine <0.01; Sulphapyridine <0.01; Sulphaguanidine <0.01; Sulphanilamide <0.01; Sulphamethizole <0.01; Sulphachloropyridazine <0.01; Sulphamethoxypyridazine <0.01; Sulphadoxine <0.01; Sulphisoxazole <0.01.