| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.02 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 274.46 | USD | 20251011 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 323.72 | USD | 20251011 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 336.39 | USD | 20251011 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.57 | USD | 20251011 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 336.39 | USD | 20251011 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 316.69 | USD | 20251011 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 394.1 | USD | 20251011 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.05 | USD | 20251010 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 457.44 | USD | 20251010 |