| Vendor | Spec | Unit | Price | Currency | Date |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 1226.56 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1268.86 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1339.35 | USD | 20251021 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1057.38 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1057.38 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1141.97 | USD | 20251021 |