| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.15 | USD | 20251104 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.15 | USD | 20251104 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.22 | USD | 20251103 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.22 | USD | 20251103 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.17 | USD | 20251101 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.17 | USD | 20251101 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.17 | USD | 20251031 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.17 | USD | 20251031 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 282.31 | USD | 20251029 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 282.31 | USD | 20251029 |