| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.78 | USD | 20251202 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 861.65 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 960.53 | USD | 20251202 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 908.27 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 853.18 | USD | 20251202 |