Mid-Level Solids Concentrate Reference Material

A solid QC standard to QA all of your mid-level solids analyses. Dilute 1000 mg of supplied powder to 1000 mL to prepare working solids standard for determination of TSS, TDS and TS (actual certified values may vary somewhat). Stores at room temperature. Supplied as a 4 x 2.2g set. Each set yields 8 liters of working QC standard. A NIST Traceable Reference Material. See analyte list below.