| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 973.65 | USD | 20251103 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1312.32 | USD | 20251103 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1227.65 | USD | 20251103 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1128.88 | USD | 20251103 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.77 | USD | 20251103 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1340.54 | USD | 20251103 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1354.65 | USD | 20251103 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1199.43 | USD | 20251103 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1298.21 | USD | 20251103 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1291.15 | USD | 20251103 |