EPA 1620 Standard 3 Back Catalog number: 53141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended T1432 Tetraamylammonium Bromide, >98%, 5g Price on request 683814 Haloxyfop-glucoside, 5mg Price on request 41002 EPA Method 608Mix #2 Price on request