| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251128 | |
| Changzhou Juyun Mat | China national standards | MT | USD | 20251128 | |
| Shandong Langchem | China national standards | MT | USD | 20251128 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251128 | |
| Shandong Junfeng | China national standards | MT | USD | 20251128 | |
| Sinopec | China national standards | MT | USD | 20251128 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251128 | |
| Shandong Laya Chem | China national standards | MT | USD | 20251128 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251128 | |
| Aite Zhejiang | China national standards | MT | USD | 20251128 |
