I nternational Standard f@ 1 3881 6 0 * 4 4#ib I NTERNATIONAL ORGANIZATION FOR STANDARDlZATION ME) ((CIYHAPO~HAR OP~AHbl3AL(MR fl0 CTAti ~APTl43Al Wl ORGANlSATlON INTERNATIONALE DE NORMALISATION ‘ i t[.]
Trang 1INTR A TIO AL O G NIZA TIO FO STA DRlZATIO ME) CIY HAO~HR O ~A Hbl3A L(MR fl0 CTA ti~A PTl4A l.WlOGA NlSA TlO INT RA TIO AL DE N RMALISTIO
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Etha nol ri u ag in u tiei - M h d s d’e sai - Pa rtie 6 : Es ai d misibi tk ri Seau
De criptors : in u tial pro u ts, ethanols, te ts, mixture , w er
El
Trang 2IS0 (h Internatio al Organizatio for Standardizatio ) is a worldwid fe eratio of
natio al sta nda rd in titute (IS0 member b odie ) T he work o f d v elop in Inter
natio al Sta nda rd is carrie o t thro g IS0 te h ical c m ite s Ev ry member
b od intere te in a s b jet for whic a te h ical c m ite ha s be n st up has th
rig t to be repre e te o that c m ite Internatio al organizatio s, g v ernme ta l
and n n-g v ernme tal, in lais n with ISO , als take p art in th work
Draft Internatio al Sta nda rd adopte by th te h ical c m ite s are circ late to
th member b odie fo r app rov al b efore the ir a cc ptanc a s Internatio al Standa rd by
th IS0 C ou ci
Internatio al Standard IS0 13BW6 was d v lope by Tec nical Com ite ISO/T C 4 7,
Ch misty, a nd was circ late to th member b odie in February 19 0
It ha s be n a pp ro e by th member b odie of th folowin c u tie :
Au talia
Germa ny, F R
Austia
Hu ga ry
Belgium
In ia
R omania
So th Afica, R ep of
Switz rla nd
Thailand
Unite K in d m
No member bo y e pre s d disapp rov al of th d c me t
Internatio al Sta nda rd IS0 13 6 to IS0 13W12 ca nc l a nd rep lace IS0 Re om-
me da tio R 13 6-1970, of whic th y c n titute a te h ical rev isio
0 Internatio al Organizatio fo r Standardizatio , 19 1 0
Trang 3Etha nol for industria l use - Methods of test -
1 Sco e an field of a pp lic a tion
This pa rt of IS0 13 8 sp cifies a test for misc ib ilty with water
of etha nol for in u tria l u e
This d c me t sh uld b re d in co junctio with IS0 13 81
(se th a n x)
5.1 Test p orio
T ak e 5 ml of th la boratory sample or a difere t v lume a re d
5.2 Test
2 Princ ip le
Ad itio of water to a test p rtio , un er sp cifie co ditio s,
a d examina tio for o a les e ce
Durin th test, u e o ly disti e water or water of e uiv a le t
p urity
4 Ap a ra tu
O rdin ry la ora tory a p ratu , a d
4.1 T wo matc e Ne sler cln ers, of ca pa city 10 ml
Place th test p rtio (5 I) in o e of th Nes ler c ln ers (4.I),
a d diute with water to th 10 ml ma rk Mix a d a dju t th
temp rature to a out 2 ‘?I Place 10 ml of water in th oth r
Nes ler c ln er
Examin th c ln er co ta inin th test solutio v ertica lly for
o ales e ce, a gainst a bla ck b ck groun with sid i umina -
tio , u in th seco d Nes ler c ln er co ta inin water as th
sta d rd
Re ort th diutio -ra tio of th test p rtio a d th prese ce or
a se ce of o ales e ce
Trang 4Annex
IS0 13 8 - Ge eral
IS0 13 8/2 - Detec tio of alkalnity or d terminatio of ac idity to ph n lphtha lein
IS0 13 8/3 - Estimatio of c onte t of c arbo y l c mpo n s pre e t in smal amo nts - Ph tometic meth d
IS0 13 8/4 - Estimatio of c onte t of c arbo y l c mpo n s pre e t in mo erate amo nts - T itimetic meth d
IS0 13 8/5 - Determinatio of ald hyde c onte t - V is al c alorimetic meth d
IS0 13 8/6 - T est f or mis ibi ty with water
IS0 13 8/7 - Determinatio of methan l c onte t [methan l c onte ts betwe n 0,Ol a nd 0,2 % ( V / VII - Ph tometic meth d
IS0 13 8/8 - D eterminatio of methan l c onte t [methan l c onte ts betwe n 0,O a nd I5 % (V/ v)l - Vis al c alorimetic
meth d
IS0 13 8/g - Determinatio of e ters c onte t - T itimetic meth d a f ter sa o ific a tio
IS0 13 8/10 - Estimatio of hy droc arbo s c onte t - Distiatio meth d
IS0 13 8/1 - T est for d tec tio of f urf ura l
IS0 13 6/12 - Determinatio of perma nga nate time