GFAA Initial Calibration Verification Back Catalog number: 52315 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59284 Potassium (K) Price on request B2729 4,4'-Bis(2-benzoxazolyl)stilbene, >97%, 25g Price on request MI515-100 Calibration kit for turbidimeter Mi415 Contains: 1 x 30 mL 0 FNU, 1 x 30mL 10 FNU, 1 x 30mL 500 FNU Price on request