| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 876.15 | USD | 20251208 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251207 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251207 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251207 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251206 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251206 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251206 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251206 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251205 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 862.2 | USD | 20251205 |