| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 944.75 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 902.45 | USD | 20251023 |