| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 861.65 | USD | 20251202 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1009.97 | USD | 20251202 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1052.35 | USD | 20251202 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1059.41 | USD | 20251202 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |