Standardized and certified traceable to NIST Standard Color-coded for quick reference Accuracy ±0.01 pH at 25°C pH temperature chart, lot numbers and expiration dates on each label pH 4.0 buffer is colored red, 7.0 buffer is yellow or green and 10.0 buffer is blue.…

Composition: Water 98.73%, Sodium Phosphate Dibasic 0.79%, Potassium Dihydrogen Phosphate 0.47%, Sodium Azide 0.01% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Colorless liquid Physical State: Liquid pH Range: 7 Solubility Information: Miscible…