WP Total Hardness Back Catalog number: 54156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79112 Dicamba Price on request 8393.6-K-TFX5 Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-5, Cas.no. 498-07-7 Price on request A637890 Mixture of (-)-Angustifoline and Isoangustifoline Price on request