| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 933.53 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1309.47 | USD | 20251014 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 936.34 | USD | 20251014 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1224.99 | USD | 20251014 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1365.79 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1182.75 | USD | 20251014 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |