LC Caffeine Standards Kit, 6 x 10ml

Method 429 Internal Standard Stock Solution, 1.2ml, isooctane

5ß(H)-Cholane, 100µg/ml in Isooctane, 1ml

Phthalate Recovery Standard Di-n-pentylphthalate-d14 100 000ng/ml Solvent: n- Hexane Units: 1ml crimp-top