| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.68 | USD | 20251210 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 508.81 | USD | 20251210 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.6 | USD | 20251208 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 508.73 | USD | 20251208 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 508.84 | USD | 20251205 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.71 | USD | 20251205 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.82 | USD | 20251204 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 508.96 | USD | 20251204 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 508.77 | USD | 20251201 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |