2,4-D Back Catalog number: 79255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D-404N 2,3,7,8-Tetrachlorodibenzo-p-dioxin, 1mg Price on request MA9112 pH 12.45 buffer solution (230mL) Price on request 19494 EPA Method 524 & 624 - Internal Standard Price on request