Your Bluelab Probe Care Kit – pH and Conductivity contains: 

• Probe care instructions 
• 20 ml single-use Bluelab Solution Sachets - two each of: pH 7.0, pH 4.0, KCl and 2.77 EC standard solution 
• Three plastic cups 
• Bluelab pH Probe Cleaner 
• Bluelab Conductivity Probe Cleaner 
• Toothbrush for cleaning your pH probe 
• Chamois for cleaning your conductivity probe