The HI38058-100 are replacement reagents for the colorimetric determination of pH with the HI38058 pH Test Kit. There are enough reagents for 300 tests to be used with Hanna’s test kit. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each bottle for traceability

• Pre-made reagents for ease of use
• Prepared with high-purity chemicals
• Marked with expiration date and lot number for traceability