BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended IBPO008 Tartrazine (E 102), 1g Price on request 30251 Bromodichloromethane Price on request 10618.14-100-AN Metazachlor ethane sulfonic acid, 100µg/ml in Acetonitrile, 1ml Price on request