Earn 13 points upon purchasing this product.
PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable.
Each packet contains ample fluid for calibration (about 30 ml). There is a free sample of these included with each PINPOINT® pH Monitorand PINPOINT® pH Controller. All electronic pH instruments should be calibrated monthly. High or low range available.