These standards are for the CheckPoint Portable/On-Line TOC Sensor

CheckPoint Standards

 Part Number
 Description
CSTD 30030-01 Conductivity Standard - CheckPoint/400 Series
  Conductivity standard for Sievers 400 Series, and for CheckPoint, 25 µS/cm as HCl (30 mL), 8-week shelf life.
CSTD 31003-01 System Suitability Set - CheckPoint/400 Series
  Includes 1 Rw - Reagent Water Control, 1 Rs - Standard Solution and 1 Rss - System Suitability Solution.
CSTD 97006-01 TOC Linearity Set - CheckPoint
  Includes one linearity blank, and one each of 250µg C/L,
375µg C/L, and 500µg C/L as sucrose.
CSTD 97010-01 TOC Calibration Set - CheckPoint
  Includes two calibration blanks, and one 500µg C/L as sucrose.