Buffer Solutions Guarantee of accuracy -Certificate including the actual value and expiry date -Certified traceable to primary SRM from NIST/PTB -Resistant to microbes -Convenient 250ml/500 ml plastic bottle with built-in calibration compartment -Economical, since less buffer is used per calibration -certified pH value of one for the pH measurement accredited DKD laboratory Product Specification: Product Description: Duracal pH Buffer pH value: 4.01/7.00/9.21 Accuracy: ± 0.02 Capacity: 3 x 500 ml Certificate: DKD | |
Catalogue Number | 9.221 129 |
Manufacturer | Hamilton |
Manufacturer P/n | 238922 |