| Descripción extendida | CAS | Envío con hielo | Código UNSPSC |
|---|---|---|---|
| EPA 8270 Semivolatile Internal Standard Mix, High Concentration, certified reference material, 4000 mug/mL each component in methylene chloride: benzene (1:1), ampule of 1 mL | 2166216-34-6 | STD | 12350000 |