ASTM D-2887 Column Test Standard Back Catalog number: 98740 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9230 o-Cresol Price on request 71572 2,3,5,6-Tetrachlorophenol-PFB derivative Price on request 92387 EPA Method 8141 Surrogate Standard Price on request