| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.6 | USD | 20251118 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1073.2 | USD | 20251117 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251116 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251115 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251114 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.95 | USD | 20251112 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.45 | USD | 20251111 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.6 | USD | 20251110 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251109 |
| Shaanxi Bidiou Chemical Industry Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251108 |