| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1128.06 | USD | 20251023 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 919.37 | USD | 20251023 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1050.51 | USD | 20251023 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.37 | USD | 20251023 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.37 | USD | 20251023 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 944.75 | USD | 20251023 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1240.87 | USD | 20251023 |