| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 995.92 | USD | 20251128 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 959.54 | USD | 20251103 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 909.99 | USD | 20251031 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 938.21 | USD | 20251031 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 915.4 | USD | 20251013 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 890.05 | USD | 20251013 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 900.12 | USD | 20251009 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 928.24 | USD | 20251009 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 900.06 | USD | 20250922 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 928.19 | USD | 20250922 |