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| ENSR ASIA (H.K.) Ltd. |
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| Date of Sample: |
9/27/2007 |
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Project: |
HK-SWC (Operational Phase) |
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| Parameter \ Composite No. |
1 |
2 |
3 |
4 |
Water Truck (Reference) |
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| Suspended
Solids (mg/L) |
5 |
4 |
3 |
3 |
< 2 |
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| Nitrite & Nitrate (mg/L) |
1.03 |
1.12 |
1.13 |
1.10 |
1.07 |
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| Total Kjeldahl Nitrogen (mg/L) |
0.7 |
0.1 |
0.2 |
< 0.1 |
< 0.1 |
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| Total
Phosphorus (mg/L) |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
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| Total Organic
Carbon (mg/L) |
5 |
2 |
2 |
2 |
< 1 |
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| Chemical
Oxygen Demand (mg/L) |
19 |
9 |
8 |
9 |
4 |
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| Copper (mg/L) |
0.009 |
0.004 |
0.003 |
0.002 |
0.003 |
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| Lead (mg/L) |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
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| Zinc (mg/L) |
0.06 |
0.03 |
0.03 |
0.02 |
0.03 |
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| Remarks |
-- |
-- |
-- |
-- |
-- |
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