| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 967.06 | USD | 20251112 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.61 | USD | 20251111 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.28 | USD | 20251111 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.43 | USD | 20251110 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.75 | USD | 20251110 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.14 | USD | 20251105 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1050.76 | USD | 20251105 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 1051.27 | USD | 20251103 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.6 | USD | 20251103 |
| Baozhen Chemical (Shandong) Co., Ltd. | 85% | MT | 966.42 | USD | 20251101 |