| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1654.11 | USD | 20251204 |
| Zibo Huijie Chemical Co., Ltd. | 55% | MT | 975.21 | USD | 20251203 |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1653.62 | USD | 20251203 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 664.27 | USD | 20251203 |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1652.68 | USD | 20251202 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 663.9 | USD | 20251202 |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1652.8 | USD | 20251128 |
| Zibo Huijie Chemical Co., Ltd. | 55% | MT | 974.73 | USD | 20251128 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 663.94 | USD | 20251128 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 664.04 | USD | 20251127 |