| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.07 | USD | 20251101 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.43 | USD | 20251028 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.75 | USD | 20251028 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.41 | USD | 20251027 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 965.77 | USD | 20251024 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1050.36 | USD | 20251024 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1050.51 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 965.9 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 965.74 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1050.33 | USD | 20251021 |