北京晶品赛思科技有限公司
| 序号 | 组分 | 标准值 | 不确定度 |
|---|---|---|---|
| 1 | SO4 | (0.0012) | |
| 2 | Na | (0.0002) | |
| 3 | K | (0.0017) | |
| 4 | Sr | (0.00006) | |
| 5 | Fe | 0.0036 | |
| 6 | Ta | (0.0000004) | |
| 7 | Zr | (0.00024) | |
| 8 | Cl | (0.00034) | |
| 9 | Sb | (0.000002) | |
| 10 | W | (<0.0000035) | |
| 11 | Mo | (0.000011) | |
| 12 | Al | 0.00077 | |
| 13 | Ca | 0.0018 | |
| 14 | Si | (0.0053) | |
| 15 | Mg | (0.00031) | |
| 16 | Ti | (0.0020) | |
| 17 | Mn | 0.000034 | |
| 18 | Co | (0.000003) | |
| 19 | Zn | (0.00008) | |
| 20 | S | (0.0015) | |
| 21 | As | (0.000003) | |
| 22 | Pb | (<0.0001) | |
| 23 | V | (0.00020) | |
| 24 | Cu | 0.000053 | |
| 25 | Ni | 0.00012 | |
| 26 | Cr | 0.000074 |