| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251010 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 647.45 | USD | 20251010 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.87 | USD | 20251010 |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 872.65 | USD | 20251010 |