美国ASTM D5127电子及半导体工业用纯水水质要求
| 项目 | TypeE-1 | TypeE-1.1 | TypeE-1.2 | TyPeE-2 | TyPeE-3 | TyPeE-4 |
| 线宽(μm) | 1.0-0.5 | 0.5-0.25 | 0.25-0.18 | 5-1 | >5 | - |
| 电阻率 | 18.2 | 18.2 | 18.2 | 17.5 | 12 | 0.5 |
| 热源(EU/ml) | 0.03 | 0.03 | 0.03 | 0.25 | - | - |
| TOC(μg/L) | 5 | 2 | 1 | 50 | 300 | 1000 |
| 溶解氧DO(μg/L) | 1 | 1 | 1 | - | - | - |
| 蒸发残渣(μg/L) | 1 | 0.5 | 0.1 | - | - | - |
| 微粒(μm)(SEM检测) | | | | | | |
| 0.1—0.2 | 1000 | 1000 | 200 | | | |
| 0.2—0.5 | 500 | 500 | l00 | 3000 | | |
| 0.5—1.0 | 50 | 50 | 1 | | 10000 | |
| 10 | - | - | - | | | 100000 |
| 微粒(μm)(在线检测) | | | | | | |
| 0.05—0.1 | 500 | 500 | 100 | | | |
| 0.1—0.2 | 300 | 300 | 50 | | | |
| 0.2—0.3 | 50 | 50 | 20 | | | |
| 0.3—0.5 | 20 | 20 | 10 | | | |
| >0.5 | 4 | 4 | 1 | | | |
| 细菌 | | | | | | |
| 100ml Sample | 1 | 1 | 1 | | | |
| 1L Sample | 1 | 1 | 0.1 | 10 | 10000 | 100000 |
| 硅(μm) | | | | | | |
| 总硅 | 3 | 0.5 | 0.5 | 10 | 50 | 1000 |
| 溶解硅 | 1 | 0.1 | 0.05 | | | |
| 离子(μg/L) | | | | | | |
| NH4 | 0.1 | 0.1 | 0.05 | - | - | |
| Br | 0.1 | 0.05 | 0.02 | - | - | |
| Cl | 0.l | 0.05 | 0.02 | 1 | 10 | 1000 |
| F | 0.1 | 0.05 | 0.03 | - | - | - |
| N03 | 0.1 | 0.05 | 0.02 | 1 | 5 | 500 |
| N02 | 0.l | 0.05 | 0.02 | - | - | - |
| P04 | 0.1 | 0.05 | 0.02 | 1 | 5 | 500 |
| S04 | 0.1 | 0.05 | 0.02 | 1 | 5 | 500 |
| Al | 0.05 | 0.02 | 0.005 | - | - | - |
| Ba | 0.05 | 0.02 | 0.001 | - | - | - |
| B | 0.05 | 0.02 | 0.005 | - | - | - |
| Ca | 0.05 | 0.02 | 0.002 | - | - | - |
| Cr | 0.05 | 0.02 | 0.002 | - | - | - |
| Cu | 0.05 | 0.02 | 0.002 | 1 | 2 | 500 |
| Fe | 0.05 | 0.02 | 0.002 | - | - | - |
Pb
| | 0.05 | 0.02 | 0.005 | - | - | - |
| Li | 0.05 | 0.02 | 0.003 | - | - | - |
| Mg | 0.05 | 0.02 | 0.002 | - | - | - |
| Mn | 0.05 | 0.02 | 0.002 | - | - | - |
| K | 0.05 | 0.02 | 0.002 | 1 | 2 | 500 |
| K | 0.05 | 0.02 | 0.005 | 2 | 5 | 500 |
| Na | 0.05 | 0.02 | 0.005 | 1 | 5 | 1000 |
| Sr | 0.05 | 0.02 | 0.00l | - | - | - |
| zi | 0.05 | 0.02 | 0.002 | 1 | 5 | 500 |
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