| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.91 | USD | 20251116 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.91 | USD | 20251114 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1763.92 | USD | 20251113 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.71 | USD | 20251112 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1763.89 | USD | 20251111 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.14 | USD | 20251110 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.64 | USD | 20251109 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.64 | USD | 20251108 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1764.64 | USD | 20251107 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1763.92 | USD | 20251106 |