| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 874.25 | USD | 20251023 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 817.85 | USD | 20251023 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 937.7 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 902.45 | USD | 20251023 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 909.5 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 909.5 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 944.75 | USD | 20251023 |