| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251207 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1031.82 | USD | 20251205 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 826.87 | USD | 20251205 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 827.05 | USD | 20251204 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1032.05 | USD | 20251204 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 826.81 | USD | 20251203 |