SDWA Solids (Total Solids, TSS, & TDS) Back Catalog number: 55161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53005 Ammonium dihydrogen phosphate Modifier Price on request 8960.21-100-ME 3-Chloro-1,2-propandiol-2-monostearate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 0348.18-K-IO o-Terphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84-15-1 Price on request