| 811 | Ph Controllers | Company Product |
| 812 | Ph Controls | Company Product |
| 813 | Ph Electrodes | Company Product |
| 814 | Ph Level Sensors | Company Product |
| 815 | Ph Measuring Instruments | Company Product |
| 816 | Ph Meter | Company Product |
| 817 | Ph Meters | Company Product |
| 818 | Ph Monitors | Company Product |
| 819 | Ph Portable Handheld Meters | Company Product |
| 820 | Ph Probes | Company Product |
| 821 | Ph Recorders | Company Product |
| 822 | Ph Sensor | Company Product |
| 823 | Ph Sensors | Company Product |
| 824 | Ph Transmitters | Company Product |
| 825 | Ph Treatment | Company Product |
| 826 | Ph/orp Measurement | Company Product |
| 827 | Ph/orp Sensors | Company Product |
| 828 | Pharmaceutical And Life Sciences | Company Product |
| 829 | Pharmaceutical Chemicals | Company Product |
| 830 | Pharmaceutical Doors | Company Product |
| 831 | Pharmaceutical Intermediates | Company Product |
| 832 | Pharmaceutical Machineries | Company Product |
| 833 | Pharmaceutical Products | Company Product |
| 834 | Pharmaceutical Swabbing Compound | Company Product |
| 835 | Pharmaceutical Tablet/capsule/tube Filling | Company Product |
| 836 | Pharmaceuticals | Company Product |
| 837 | Pharmacies | Company Product |
| 838 | Phase Change Material | Company Product |
| 839 | Phase Change Material Air Dryers | Company Product |
| 840 | Phase Detectors | Company Product |