Cyhalofop free acid, 50mg

Sudan 4, certified, 0.25g

PAH/NPD Stock Solution 21 Analytes, each consentration as listed in acetone; units: 1x1mL, 5x1mL 0711.10 Naphthalene [91-20-3] 1.86 µg/mL 0713.11 2-Methylnaphthalene [91-57-6]

Spike Sample Standard 2C (Water)