4.00 pH / 16 oz Buffer Solution - 12 Pack

Item Number: 02.0300
Details
4.00 pH / 16 oz Buffer Solution Tolerance +/- 0.01 at 25 C (12 pack)
Solution Specifications
All Mesa Laboratories Conductivity Calibrator Solutions are laboratory quality, NIST-traceable, standard solutions used for the calibration of conductivity meters. Tolerance +/- 0.01 at 25° C Solution Specifications: Potassium Acid Phthalate (CAS # 877-24-7)?Deionized Water (CAS # 7732-18-5)