| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.41 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.41 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.41 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.41 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.41 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.65 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.65 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.65 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.65 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 811.51 | USD | 20251028 |