| 項(xiàng) 目 |
GB5749－1985
|
GB17323－1998
|
CJ94－1999 |
色度,度
|
≤5
|
≤5
|
5 度 |
渾濁度,度
|
≤1
|
≤1
|
1NTU |
| 嗅和味 |
不得覺察 |
無異臭味 |
無 |
| 肉眼可見物 |
不得含有 |
不得檢出 |
無 |
| pH值 |
高于5.0 |
5.0～7.0 |
6.0－8.5 |
| 電導(dǎo)率(25±1)℃,μS/cm |
|
≤10 |
|
| 高錳酸鉀消耗量(以O(shè)2計(jì)) mg/L |
≤1.0 |
|
2 |
| 鉛(以pb計(jì))，mg/L |
≤0.01 |
|
0.01 |
| 砷(以As計(jì))，mg/L |
≤0.01 |
|
0.01 |
| 揮發(fā)酚類(以苯 酚計(jì)),mg/L |
≤0.002 |
|
0.002 |
| 耗氧量,mg/L |
≤1.0 |
|
|
| 三氯甲烷,μg/L |
≤15 |
|
|
| 四氯化碳,μg/L |
≤1.8 |
|
2 |
| 總硬度(以碳酸鈣計(jì)), mg/L |
≤450 |
|
300 |
| 鐵，mg/L |
≤0.3 |
|
0.2 |
| 錳，mg/L |
≤0.1 |
|
0.05 |
| 銅，mg/L |
≤1.0 |
|
1.0 |
| 鋅，mg/L |
≤1.0 |
|
1.0 |
| 鋁, mg/L |
|
|
0.2 |
| 硫酸鹽，mg/L |
≤250 |
|
|
| 氯化物，mg/L |
≤250 |
以Clˉ計(jì) |
≤6.0 |
| 250 |
| 溶解性總固體mg/L |
≤1000 |
|
500 |
| 氟化物，mg/L |
≤1.0 |
|
1.0 |
| 氰化物，mg/L |
≤0.05 |
|
0.05 |
| 游離余氯，mg/L |
|
以Clˉ計(jì) |
≥0.05 |
| 硒，mg/L |
≤0.01 |
|
0.01 |
| 汞，mg/L |
≤0.001 |
|
0.001 |
| 鎘，mg/L |
≤0.01 |
|
0.01 |
| 鉻(六價)，mg/L |
≤0.05 |
|
0.05 |
| 銀，mg/L |
≤0.05 |
|
0.05 |
| 氯 仿, μg/L |
|
|
30 |
| 硝酸鹽, mg/L |
以氮計(jì) |
|
以氨計(jì) |
| ≤20 |
10 |
| 細(xì)菌總數(shù)cfu/ml |
≤20 |
|
50 |
| 總大腸菌群cfu/100ml |
0 |
|
0 |
| 糞大腸菌群cfu/100ml |
0 |
|
0 |
上面數(shù)據(jù)如有出入，以現(xiàn)行標(biāo)準(zhǔn)條款為準(zhǔn)
