New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1881-05-01
PURITY or THE WATER SUPPLY.
wHAT CHEMISTS F0UND ~ THE ChoI"N-No ia.
CIR TO HEALTH FI>)M THAT SOURCE.

vp,r c,lENIsTs F0UND ~ TIE CEOroN-SO DAN
GER TO HEALTH FI>oM THAT SOURCE.
pr.siaeut Chandler of the Board Of Health, YES
terdav sent u the Commissioner OF Pubic NofNS
.hc ANALYSIS made by ElHNn Waller, chemist Tor tho
goar of Health of cy,Ial samples OF CrotOn water
profcs-nr Chandler says:
II viii be that the present condition or our Waief
enpply while IL il auno,ins TO consn.r~ ~ ngliRrr I'm
ns. foc ID. season nor dam r@n. 10 tue pil'
in v,sr, u,st aud in case has any harm come IRON
shG@ o niEfr s Jcr S6t during tHe PrS@t
While il t. difficult 20 discover the pie.ISe 90,
one has been able propose an adequate ten'is c
ise,-y reason 10 anticipate an early disappearance Oi
the conditions the season advances
Dr walters report is volumnOus. lie mas
onaISzrt waicrtallen from Thirty-third-st bctween
Fftl-avc. and Broadway, from IN mont 81 20. 90
East Thrty-fourhst, Onc-nundITe',,a
teenth-st., between Lexington ana foui n-alos.'
red-and-twenty-i rsi-st.. between LeNlt-
ton and Folrth-aves, ono Observation-Disclosures
ct. and Sixth-ave, No. . East 1mrtefntI-si;;' 20
Twenty-second-s,. No. t. East Forty-e lghih-Si, No.
IS East Ninth-st; The examination sh"ES Ih ht ~ ~
the ease uf sample No. there were 3oAo grains OF
mineral matter ia each gallon and 1.2SJ grams ul
volatile matter L. Ne. there were 3.l"J grains
of mineral matter and O.s7J grains Of volatile mat
ter In Nos. ana ne amounts are not nv,n IN
No : there Were 2.5GS grains of mineral matter and
O.75s Grains Of volatile matter. IL Nos. 6 and
the rrsnit is not given Ia No. there were 1875
grairs II mineral matter and trace OF volatile
matter IL Nos. aud 10 thu result was not gwen.
Other points from M rlort are rs follows; ~ a
was rerssvrc April % Noe and April y. ard Nos.
and 10 Abru % No was slightly tur5ii. No. still
1uOre 80 and Sos ? aHc exceedingly SO pint Of the
ieter SAMPLE Of water after standing for about half
hour IN tall glass cylinder 22 inches IN diameter do
pOseG a sediment about shrceeiglths OF an inch In
dcIth The samples had evidently been drawn from
plS-es wsrn sediment had been allowed 70 accumulate,
and represent the Ctoou Ia - Notst possible state
Al VI :hs sampes bad Siieht flavor which cannot
well De described. 6Ut which unfortunately has become
snplcsSatlv familiar % residents OF the city. Tie
pIez however. had scarcely any porcepfibe Odor
The samples Nos 2, 4. and slsO examined by
shakng up distribute the sediment through them
rs evenly a. possible, ana hen without tering portions
sxere taken Tor analysis. portion OF chs sediment was
also examined separately shaken with ether II Afforded
n zoiulJe In that mcnst1m, very minnie trace OF
sseetaho wax cOlored slightly greenish brown prob
hy frn the presence of ciurophyu In tbs microscopic
forms OF vegetable life pTeseat
The odor on ignition the same IA that usually oh
tsue, from the eyapa aed resdues or sediments iron,
ssrotvn watcr-a somewhat unpleasant organic slnch
Test for tree and albuIipOd ammonia were mace ny
the method OF WaDklyn ana Chapman. IL II wei knON
tbat the Impurities ~ hmgerons character hhey y
afft the safety OF water for domestic purposes are or
siiesriy Of animal origin and also that heterogeneous con
titents largely grcdonaate W the esceh OF animals o.
fo Drolrets OF decomposition OF their bodies ate
oesh When these products are boiled Win SODIUM ca