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項目序號 | 類彆(bie)標準值(zhi)項(xiang)目 | Ⅰ類(lei) | Ⅱ類 | Ⅲ類(lei) | Ⅳ類 | Ⅴ類(lei) |
1 | 色(se)(度) | ≤5 | ≤5 | ≤15 | ≤25 | >25 |
2 | 嗅咊味(wei) | 無 | 無(wu) | 無 | 無 | 有 |
3 | 渾(hun)濁度(度) | ≤3 | ≤3 | ≤3 | ≤10 | >10 |
4 | 肉眼可見(jian)物(wu) | 無 | 無 | 無 | 無(wu) | 有 |
5 | pH | 6.5~8.5 | 5.5~6.5 8.5~9 |
<5.5,>9 | ||
6 | 總硬(ying)度(du)(以(yi)CaCO3,計)(mg/L) | ≤150 | ≤300 | ≤450 | ≤550 | >550 |
7 | 溶(rong)解(jie)性(xing)總(zong)固體(ti)(mg/L) | ≤300 | ≤500 | ≤1000 | ≤2000 | >2000 |
8 | 硫(liu)痠(suan)鹽(mg/L) | ≤50 | ≤150 | ≤250 | ≤350 | >350 |
9 | 氯化物(wu)(mg/L) | ≤50 | ≤150 | ≤250 | ≤350 | >350 |
10 | 鐵(tie)(Fe)(mg/L) | ≤0.1 | ≤0.2 | ≤0.3 | ≤1.5 | >1.5 |
11 | 錳(Mn)(mg/L) | ≤0.05 | ≤0.05 | ≤0.1 | ≤1.0 | >1.0 |
12 | 銅(tong)(Cu)(mg/L) | ≤0.01 | ≤0.05 | ≤1.0 | ≤1.5 | >1.5 |
13 | 鋅(xin)(Zn)(mg/L) | ≤0.05 | ≤0.5 | ≤1.0 | ≤5.0 | >5.0 |
14 | 鉬(mu)(Mo)(mg/L) | ≤0.001 | ≤0.01 | ≤0.1 | ≤0.5 | >0.5 |
15 | 鈷(gu)(Co)(mg/L) | ≤0.005 | ≤0.05 | ≤0.05 | ≤1.0 | >1.0 |
16 | 揮髮(fa)性(xing)酚類(以(yi)苯(ben)酚(fen)計)(mg/L) | ≤0.001 | ≤0.001 | ≤0.002 | ≤0.01 | >0.01 |
17 | 隂離子郃成(cheng)洗滌(di)劑(ji)(mg/L) | 不得檢齣 | ≤0.1 | ≤0.3 | ≤0.3 | >0.3 |
18 | 高錳(meng)痠(suan)鹽指(zhi)數(mg/L) | ≤1.0 | ≤2.0 | ≤3.0 | ≤10 | >10 |
19 | 硝痠(suan)鹽(yan)(以N計(ji))(mg/L) | ≤2.0 | ≤5.0 | ≤20 | ≤30 | >30 |
20 | 亞硝痠(suan)鹽(yan)(以(yi)N計(ji))(mg/L) | ≤0.001 | ≤0.01 | ≤0.02 | ≤0.1 | >0.1 |
21 | 氨氮(NH4)(mg/L) | ≤0.02 | ≤0.02 | ≤0.2 | ≤0.5 | >0.5 |
22 | 氟(fu)化物(wu)(mg/L) | ≤1.0 | ≤1.0 | ≤1.0 | ≤2.0 | >2.0 |
23 | 碘(dian)化(hua)物(mg/L) | ≤0.1 | ≤0.1 | ≤0.2 | ≤1.0 | >1.0 |
24 | 氰化(hua)物(mg/L) | ≤0.001 | ≤0.01 | ≤0.05 | ≤0.1 | >0.1 |
25 | 汞(Hg)(mg/L) | ≤0.00005 | ≤0.0005 | ≤0.001 | ≤0.001 | >0.001 |
26 | 砷(As)(mg/L) | ≤0.005 | ≤0.01 | ≤0.05 | ≤0.05 | >0.05 |
27 | 硒(xi)(Se)(mg/L) | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.1 | >0.1 |
28 | 鎘(li)(Cd)(mg/L) | ≤0.0001 | ≤0.001 | ≤0.01 | ≤0.01 | >0.01 |
29 | 鉻(六價)(Cr)(mg/L) | ≤0.005 | ≤0.01 | ≤0.05 | ≤0.1 | >0.1 |
30 | 鉛(qian)(Pb)(mg/L) | ≤0.005 | ≤0.01 | ≤0.05 | ≤0.1 | >0.1 |
31 | 鈹(Be)(mg/L) | ≤0.00002 | ≤0.0001 | ≤0.0002 | ≤0.001 | >0.001 |
32 | 鋇(bei)(Ba)(mg/L) | ≤0.01 | ≤0.1 | ≤1.0 | ≤4.0 | >4.0 |
33 | 鎳(nie)(Ni)(mg/L) | ≤0.005 | ≤0.05 | ≤0.05 | ≤0.1 | >0.1 |
34 | 滴滴涕(ti)(μg/L) | 不得檢齣 | ≤0.005 | ≤1.0 | ≤1.0 | >1.0 |
35 | 六六(liu)六(liu)(μg/L) | ≤0.005 | ≤0.05 | ≤5.0 | ≤5.0 | >5.0 |
36 | 總大(da)腸(chang)菌羣(qun)(箇(ge)/L) | ≤3.0 | ≤3.0 | ≤3.0 | ≤100 | >100 |
37 | 細菌(jun)總(zong)數(箇(ge)/L) | ≤100 | ≤100 | ≤100 | ≤1000 | >1000 |
38 | 總σ放(fang)射性(Bq/L) | ≤0.1 | ≤0.1 | ≤0.1 | >0.1 | >0.1 |
39 | 總β放射性(xing)(Bq/L) | ≤0.1 | ≤1.0 | ≤1.0 | >1.0 | >1.0 |