| Vendor | Spec | Unit | Price | Currency | Date |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 987.77 | USD | 20251103 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1001.92 | USD | 20251030 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1002.03 | USD | 20251028 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1014.74 | USD | 20251022 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1028.56 | USD | 20251020 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1042.72 | USD | 20251016 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1042.33 | USD | 20251015 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1042.15 | USD | 20251013 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1054.82 | USD | 20251009 |
| Dongguan Canyu Chemical Co., Ltd. | N220 | MT | 1055.52 | USD | 20250930 |