| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 932.46 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 932.46 | USD | 20251009 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 932.46 | USD | 20251009 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1244.69 | USD | 20251009 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1241.88 | USD | 20251009 |