| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 875.84 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 932.35 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1066.55 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1243.13 | USD | 20251128 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1271.38 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.49 | USD | 20251128 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 908.33 | USD | 20251128 |