You are here: Home Online Shop Reference Standards Environmental US EPA Methods 8140/8141 Internal Standards & Surrogates 1-bromo-2-nitrobenzene
The preparation of accurate and stable OP standards is complicated by their sensitivity to light, pH, heat, and water. Restek has spent more than four years researching OP pesticide mixtures. Our research results:
NPD Detector:
Internal Standard: 1-bromo-2-nitrobenzene (cat.# 32279)
Surrogate: 4-chloro-3-nitrobenzotrifluoride (cat.# 32282)