| No. | Material Code | Short Name | Price | Unit of Measure | Purchaser Name | Purchaser Group | Effective Date | Expiration Date |
|---|---|---|---|---|---|---|---|---|
| 1 | Q000012570 | FORMALIN 40% KG | 25.00 | KG | Praserty | 017 | 01/01/2022 | 31/12/2022 |
| 2 | C000000822 | HYDROCHLORIC ACID KG | 13.00 | KG | Praserty | 017 | 01/01/2022 | 31/12/2022 |
| 3 | Q000011029 | CHLORINE 10% KG | 14.50 | KG | Praserty | 017 | 01/01/2022 | 31/12/2022 |
| 4 | Q000011287 | KMNO4 KG | 105.00 | KG | Praserty | 017 | 01/01/2022 | 10/01/2022 |
| 5 | Q000011029 | CHLORINE 10% KG | 16.00 | KG | Praserty | 017 | 01/01/2022 | 31/12/2022 |