| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 967.16 | USD | 20251125 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.87 | USD | 20251125 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.56 | USD | 20251124 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.87 | USD | 20251124 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.49 | USD | 20251121 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.15 | USD | 20251121 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1052.02 | USD | 20251117 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 967.3 | USD | 20251117 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.63 | USD | 20251113 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.77 | USD | 20251112 |