| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 830.74 | USD | 20251014 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 830.74 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 788.5 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 788.5 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 788.5 | USD | 20251014 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 788.5 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.38 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.38 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.38 | USD | 20251014 |