| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251011 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1041.55 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 435.99 | USD | 20251009 |