|
| 没有 |
样本类型 |
样品的象征 |
铬浓度(C的意思是±ε十亿分之),n= 3,P= 0.95 |
| C铬(VI + 3) |
C铬(VI) |
|
| 1 |
水样的海礁湖 |
M1 |
13.8±0.2 |
1.0±0.1 |
| 2 |
平方米 |
19.0±1.0 |
1.0±0.2 |
| 3 |
M3 |
7.3±0.4 |
1.5±0.2 |
| 4 |
M4 |
26.1±5.8 |
1.6±0.3 |
| 5 |
M5 |
14.1±0.8 |
1.3±0.7 |
| 6 |
M6 |
1.0±0.1 |
0.7±0.2 |
| 7 |
M7 |
11.1±4.4 |
0.8±0.3 |
|
| 8 |
自来水 |
PTN |
20.0±2.3 |
|
| 9 |
GĐ |
19.2±3.3 |
|
| 10 |
GĐ1 |
18.1±0.8 |
|
|
| 11 |
井水 |
G1 |
28.6±1.0 |
|
| 12 |
G1′ |
24.6±4.0 |
|
| 13 |
G2 |
22.3±4.2 |
|
| 14 |
G2′ |
12.5±4.8 |
|
| 15 |
G3 |
6.4±0.6 |
|
| 16 |
G3′ |
14.4±0.5 |
|
| 17 |
G4 |
13.6±3.3 |
|
| 18 |
G4′ |
21.2±4.4 |
|
|
| 19 |
盐水 |
B1 |
1.3±0.3 |
1.0±0.2 |
| 20. |
B2 |
16.1±1.3 |
12.1±1.4 |
|
|
