| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.5 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |