| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 530.16 | USD | 20251204 |