EPA Method 525.2 Standard Back Catalog number: 92694 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677747 4-Ethylguaiacol, 1ml Price on request 72275 (+/-)-alpha-Tocopherol acetate Price on request 82526 EPA Method 8250/8250A Mix #3 - Pesticides Price on request