| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.31 | USD | 20251124 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1270.34 | USD | 20251124 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1115.08 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1079.79 | USD | 20251124 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1242.11 | USD | 20251124 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1129.19 | USD | 20251124 |