| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 777.29 | USD | 20251201 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.96 | USD | 20251201 |
| Liaocheng Jinxinda New Material Co., Ltd. | 55% | MT | 763.15 | USD | 20251201 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 537.03 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | 40% | MT | 621.83 | USD | 20251201 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 777.29 | USD | 20251201 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.64 | USD | 20251201 |