EPA Method 601 - Purgeables Mix #4 Back Catalog number: 40003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D0801 3-(4,5-Dimethyl-2-thiazolyl)-2,5-diphenyltetrazolium Bromide, >98%, 1g Price on request C16880000 Rutin hydrate, certified, 0.5g Price on request 3827.31-10UG 2 alpha,17 alpha(H),21ß(H)-2-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 126208-29-7 Price on request