| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1271.29 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 953.47 | USD | 20251202 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 853.18 | USD | 20251202 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 865.89 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 865.89 | USD | 20251202 |