272
HONGKONG PÜBLİC WATER SUPPLIES.
Results of the Monthly Analyses.
Results expressed in Grains per Imperial Gallon, (1 in 70,000).
Total Solid
1899.
Matter
Supply.
Month.
dried at 100o C.
Chlorine.
Ammo- nia.
Albume- noid Ammo- nia.
Oxygen absorbed in 4 hours at 80° F.
Nitrogen Sugar Test for
Nitrites.
in Nitrates.
the detection of Sewage.
Poi-
sonous Metals.
Pokfulum.
3.6
.6
Absent. Absent.
.015
Absent.
Absent. No trace of Sew- Absent.
age indicated.
January...
Tytam
3.5
.6
.006
}}
>
JJ.
Kowloon
2.7
.6
.006
A
.016
JJ
"
"
13
29
Pokfulum.
3.7
.6
February
Tytam
3.5
.6
Kowloon
3.7
.6
696
.004
>>
JJ
"}
.004
"
.004
R
.008 Absent. .016
17
""
**
>>>
>>
วร
وو
Pokfulum.
4.3
.6
March
Tytam
3.5
.6
Kowloon
3.7
.6
990
.006
Absent.
>>
R RR
"
.006
>>
"
"
.012
>>
""
12
Pokfulum.
4.3
.6
April
Tytam
3.7
.6
Kowloon
3.7
999
.012
$5
.003
"
.003
* * *
Absent.
**
"
>>
55
.016
37
Pokfulum.
4.3
.6
May.
Tytam
3.7
.6
Kowloon
3.7
.6
366
.016
.008
.004
J
June
{
Pokfulum. 4.3
.6
Tytam
3.7
Kowloon
4.7
.6
to to to
.016
"
RA
"
"
***
.008
.004
ARR
***
Absent.
.016
Absent.
.016
AAA
"
9 9 9
AAR
دو
3:
J1
Pokfulum.
4.7
.6
July
Tytam
4.7
.6
Kowloon.
3.8
.6
090
.020
R RR
22
"}
.012
.016 Absent.
}}>
>>
.004
.016
19
22
}}
""
27
Pokfulum.
4.8
.6
Angust
Ty tam
4.7
.6
Kowloon
3.8
aaa
.016
Absent.
31
"J
21
* * *
.004
"
>>
.001
.016
>>
ARR
9 9 9
Pokfulum.
4.5
September
Ty tam Kowloon
4.0
2.8
ககக
.6
.016
Absent.
37
"
.6
.008
"
25
""
"3
"}
.6
.004
.024
"
55
>>
"
AAA
Pokfulum.i 4.6
October...
Tytam
4.3
.6
Kowloon
3.0
.6
999
.6
.012
Absent.
,,
A
وو
22
* * *
39
"
.012
J
"
*
.012
.008
29
دو
Pokfulum.
5.0
November
Tytam
4.5
Kowloon
3.1
999
.6
.016
Absent.
19
.6
.016
"2
29
">
"1
.6
.006
.016
**
"
AAA
AAA
Pokfulum.
5.0
.8
December
Tytam
4.3
.6
Kowloon
3.3
966
.009
Absent.
>
"
>>
.006
*
"}
.6
>>
"
.003
1)
***
+
**