SPEX CertiPrep now offers Certified pH Buffers! Click here to view our complete product offering.
Quality
Certified to Guide 34 and ISO 17025 requirements
Convenient
pH 2 through pH 10 packaged in 500 mL bottles
High Purity
Made using high purity starting materials and water and thoroughly analyzed for certified value and homogeneity
Versatility
Accurate, premium grade buffers for calibration and quality control check
SPEX CertiPrep 