| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 494.68 | USD | 20251210 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 592.91 | USD | 20251210 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 692.55 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 678.42 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 491.85 | USD | 20251210 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 671.35 | USD | 20251210 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 537.08 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 592.91 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 491.85 | USD | 20251210 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 607.75 | USD | 20251210 |