| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1014.47 | USD | 20251020 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 958.11 | USD | 20251020 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 915.84 | USD | 20251020 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 915.84 | USD | 20251020 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 958.11 | USD | 20251020 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 958.11 | USD | 20251020 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 760.85 | USD | 20251020 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 739.72 | USD | 20251020 |