| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 929.93 | USD | 20251020 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 993.34 | USD | 20251020 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 915.84 | USD | 20251020 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1056.74 | USD | 20251020 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1279.36 | USD | 20251020 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 929.93 | USD | 20251020 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1091.96 | USD | 20251020 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 887.66 | USD | 20251020 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1169.46 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1127.19 | USD | 20251020 |