中国标准(国标:GB/T 11446.1-2013)
项目 技术指标

EW-I

EW-Ⅱ

EW-Ⅲ

EW-Ⅳ

电阻率(25℃)/MΩ﹒CM ≥18(5%时间不低于17) ≥15(5%时间不低于13) ≥12.0 ≥0.5
全硅/(µg/L) ≤2 ≤10 ≤50 ≤1000
微粒数/(个/L) 0.05μm~0.1μm 500 - - -
0.1μm~0.2μm 300 - - -
0.2μm~0.3μm 50 - - -
0.3μm~0.5μm 20 - - -
≥0.5μm 4 - - -
细菌个数/(个/mL) ≤0.01 ≤0.1 ≤10 ≤100
铜/(µg/L) ≤0.2 ≤1 ≤2 ≤500
锌/(µg/L) ≤0.2 ≤1 ≤5 ≤500
镍/(µg/L) ≤0.1 ≤1 ≤2 ≤500
钠/(µg/L) ≤0.5 ≤2 ≤5 ≤1000
钾/(µg/L) ≤0.5 ≤2 ≤5 ≤500
铁/(µg/L) ≤0.1 - - -
铅/(µg/L) ≤0.1 - - -
氟/(µg/L) ≤1 - - -
氯/(µg/L) ≤1 ≤1 ≤10 ≤1000
亚硝酸根/(µg/L) ≤l - - -
溴/(µg/L) ≤1 - - -
硝酸根/(µg/L) ≤1 ≤1 ≤5 ≤500
磷酸根/(µg/L) ≤1 ≤1 ≤5 ≤500
硫酸根/(µg/L) ≤1 ≤1 ≤5 ≤500
总有机碳/(µg/L) ≤20 ≤100 ≤200 ≤1000
美国标准(美标:D5127-13)

TABLE 1 Water Requirements for the Electronics and Semiconductor Industries

表1 电子和半导体行业用水要求

Parameter参数

Type E-1

Type E-1.1

Type E-1.2

Type E-1.3

Type E-2

Type E-3

Type E-4

Linewidth (microns)线宽(μm) 1.0–0.5 0.35–0.25 0.18–0.09 0.065–0.032 5.0–1.0 >5.0 -
Resistivity, 25°C (On-line) 18.1 18.2 18.2 18.2 16.5 12 0.5
TOC (μg/L)
(on-line for <10 ppb)
5 2 1 1 50 300 1000
On-line
dissolved oxygen (μg/L)
25 10 3 10 - - -
On-Line
Residue after evaporation
(μg/L)
1 0.5 0.1   - - -
On-line particles/L
(micron range微米范围)
             
>0.05 μm       500      
0.05–0.1   1000 200 N/A - - -
0.1–0.2 1000 350 <100 N/A - - -
0.2–0.5 500 <100 <10 N/A - - -
0.5-1.0 200 <50 <5 N/A - - -
1.0 <100 <20 <1 N/A - - -
SEM particles/L
(micron range)
             
0.1–0.2 1000 700 <250 N/A - - -
0.2–0.5 500 400 <100 N/A 3000 - -
0.5–1 100 50 <30 N/A - 10000 -
10 <50 <30 <10 N/A - - 100000
Bacteria in CFU/Volume 细菌              
100mL Sample 5 3 1 N/A 10 50 100
1L Sample     10 1      
10L Sample       1      
Silica – total (μg/L)(总硅) 5 3 1 0.5 10 50 1000
Silica – dissolved (μg/L)
(溶硅)
3 1 0.5 0.5 - - -
Anions and Ammonium by IC
(μg/L)
             
Ammonium铵 0.1 0.1 0.05 0.05 - - -
Bromide溴 0.1 0.05 0.02 0.05 - - -
Chloride氯 0.1 0.05 0.02 0.05 1 10 1000
Fluoride氟 0.1 0.05 0.03 0.05 - - -
Nitrate硝酸根 0.1 0.05 0.02 0.05 1 5 500
Nitrite亚硝酸盐 0.1 0.05 0.02 0.05 - - -
Phosphate磷酸 0.1 0.05 0.02 0.05 1 5 500
Sulphate(硫酸盐) 0.1 0.05 0.02 0.05 1 5 500
Metals by ICP/MS (μg/L)              
Aluminum铝 0.05 0.02 0.005 0.001 - - -
Antimony锑       0.001      
Arsenic砷       0.001      
Barium钡 0.05 0.02 0.001 0.001 - - -
Boron硼 0.3 0.1 0.05 0.05 - - -
Cadmium镉       0.01      
Calcium钙 0.05 0.02 0.002 0.001 - - -
Chromium铬 0.05 0.02 0.002 0.001 - - -
Copper铜 0.05 0.02 0.002 0.001 1 2 500
Iron铁 0.05 0.02 0.002 0.001 - - -
Lead铅 0.05 0.02 0.005 0.001 - - -
Lithium锂 0.05 0.02 0.003 0.001 - - -
Magnesium镁 0.05 0.02 0.002 0.001 - - -
Manganese锰 0.05 0.02 0.002 0.01 - - -
Nickel镍 0.05 0.02 0.002 0.001 1 2 500
Potassium钾 0.05 0.02 0.005 0.001 2 5 500
Sodium钠 0.05 0.02 0.005 0.001 1 5 1000
Strontium锶 0.05 0.02 0.001   - - -
Tin锡       0.01      
Titanium钛       0.01      
Vanadium钒       0.01      
Zinc锌 0.05 0.02 0.002 0.001 1 5 500
Temperature Stability
(K)温度稳定性
      ±1      
Temperature Gradient
(K/10 min)温度梯度
      <0.1      
Dissolved Nitrogen On-line
(mg/L)溶解氮在线
      8-18      
Dissolved Nitrogen Stability
(mg/L)溶解氮稳定
      ±2