Laboratory glassware — Boiling flasks (narrow-necked)

Verrerie de laboratoire — Fioles coniques et ballons (à col étroit)

Laboratorijska steklovina - Vrelne stekleničke (z ozkim vratom)

General Information

Status
Withdrawn
Publication Date
31-Jul-1976
Withdrawal Date
31-Jul-1976
Current Stage
9599 - Withdrawal of International Standard
Completion Date
10-Apr-1997

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ISO 1773:1976 - Laboratory glassware -- Boiling flasks (narrow-necked)
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-\
INTERNATIONAL STANDARD @ 1773
‘*E&
INTERNATIONAL ORCAN174TION FOR STANDARDIZATION .Ut% 1> HAPOJHAI( DPi 4HMîAlIMII no CTAHLIAPT113AUUM *ORGANISATION INTERNATIONALE DE NORMALISATION
LJ Laboratory glassware - Boiling flasks (narrow-necked)
Verrerie de laboratoire - Fioles coniques et ballons (a col étroit)
First edition - 1976-08-01
Ref. No. IS0 1773-1976 (E)
UDC 542.231.3
Descriptors : laboratory glassware, flasks, conical flasks, specifications, dimensions
Price based on 3 pages

---------------------- Page: 1 ----------------------
FOREWORD
IS0 (the International Organization for Standardization) is a worldwide federation
(IS0 Member Bodies). The work of developing
of national standards institutes
International Standards is carried out through IS0 Technical Committees. Every
Member Body interested in a subject for which a Technical Committee has been set
up has the right to be represented on that Committee. International organizations,
4
governmental and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the Technical Committees are circulated
to the Member Bodies for approval before their acceptance as International
Standards by the IS0 Council.
Prior to 1972, the results of the work of the Technical Committees were published
as IS0 Recommendations; these documents are now in the process of being
transformed into International Standards. As part of this process, Technical
Committee ISOnC 48 has reviewed IS0 Recommendation R 1773 and found it
technically suitable for transformation. International Standard IS0 1773 therefore
IS0 Recommendation R 1773-1970 to which it is technically identical.
replaces
IS0 Recommendation R 1773 was approved by the Member Bodies of the
following countries :
Austria India Poland
Belgium I ran South Africa, Rep. of
Canada Israel Spain
Colombia Italy Thailand
Czechoslovakia Korea, Dem. P. Rep. of Turkey
Egypt, Arab Rep. of Nether I and s United Kingdom
France New Zealand U.S.S.R.
Greece Peru Yugoslavia
The Member i3odies of the following countries expressed disapproval of the
Recommendation on technical grounds :
Germany"
U.S.A.
*
Subsequently, this Member Body approved the Recommendation.
No Member Body disapproved the transformation of ISO/R 1173 into an
International Standard.
O International Organization for Standardization, 1976
,.
Printed in Switzerland

---------------------- Page: 2 ----------------------
INTERNATIONAL STANDARD IS0 1773-1976 (E)
Laboratory glassware - Boiling flasks (narrow-necked)
cl.-
SECTION ONE : CONICAL FLASKS
5 MATERIAL
1 SCOPE AND FIELD OF APPLICATION
Section one of this International Standard specifies
5.1 General
requirements for an internâtionally acceptable series of
conical flasks for general laboratory purposes. It is intended
Flasks shall be made from borosilicate glass of suitable
to provide useful guidance for new construction and it is
chemical and thermal properties, shall be as free as possible
hoped that present construction will be brought into line as
from visible defects and shall be reasonably free from
soon as possible.
internal strain.
5.2 Hydrolytic resistance
When the glass is tested in accordance with ISO/R 719,
2 REFERENCES the amount of alkali extracted, expressed as Na20, shall
not be greater than 25 pg per gram of glass.
ISO/R 718, Methods for thermal shock tests on laboratory
glassware.
5.3 Thermal shock resistance
ISO/R 719, Determination of the hydrolytic resistance of
The glass shall have a maximum coefficient of linear
glass grains at 98 "C.
L0-b
thermal expansion of 5,5 X 10-6/ OC over the temperature
range 20 to 300 OC.
NOTE - If information is required by the purchaser on the
thermal shock resistance of flasks of any particular size and wall
3 SERIES OF CAPACITIES
thickness, a test should be carried out in accordance with
ISOR 718. The temperature differential to be applied in the test,
The series of nominal capacities of conical flasks is as
and also any necessary amendments in the test procedure resulting
follows : from the size of the flask, should be the subject of agreement
between the interested Darties.
25 - 50 - 100 - 250 - 500 -
1 O00 - 2 O00 - 3 O00 - 5 O00 ml
6 CONSTRUCTION
6.1 Stability
The flasks shall stand vertically without rocking or spinning
4 CAPACITY favatrH
a level surface.
when placed on
The nominal capacity of a flask is the value, selected from
6.2 Neck
the series in clause 3, which is closest to, but notHthan,
the actual capacity to the base of the neck.
The neck of the flask shall be substantially circular in cross-
section and the mouth of the neck shall not be belled to
NOTE - The body dimensions recommended in table 1 take this
any considerable distance from the top. The top of the
requirement into account, and accord as far as possible with the
current production of flasks. neck shall be suitably strengthened.
1

---------------------- Page: 3 ----------------------
IS0 1773-1976 (E)
7.2 Neck length
7 DIMENSIONS
The length of the neck should be 1 to 1,25 times the
7.1 Recommended dimensions
external diameter of the neck.
Recommended dimensions for conical flasks are given
...

SLOVENSKI STANDARD
SIST ISO 1773:1995
01-avgust-1995
/DERUDWRULMVNDVWHNORYLQD9UHOQHVWHNOHQLþNH ]R]NLPYUDWRP
Laboratory glassware -- Boiling flasks (narrow-necked)
Verrerie de laboratoire -- Fioles coniques et ballons (à col étroit)
Ta slovenski standard je istoveten z: ISO 1773:1976
ICS:
71.040.20 Laboratorijska posoda in Laboratory ware and related
aparati apparatus
SIST ISO 1773:1995 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

SIST ISO 1773:1995

---------------------- Page: 2 ----------------------

SIST ISO 1773:1995
-\
INTERNATIONAL STANDARD @ 1773
‘*E&
INTERNATIONAL ORCAN174TION FOR STANDARDIZATION .Ut% 1> HAPOJHAI( DPi 4HMîAlIMII no CTAHLIAPT113AUUM *ORGANISATION INTERNATIONALE DE NORMALISATION
LJ Laboratory glassware - Boiling flasks (narrow-necked)
Verrerie de laboratoire - Fioles coniques et ballons (a col étroit)
First edition - 1976-08-01
Ref. No. IS0 1773-1976 (E)
UDC 542.231.3
Descriptors : laboratory glassware, flasks, conical flasks, specifications, dimensions
Price based on 3 pages

---------------------- Page: 3 ----------------------

SIST ISO 1773:1995
FOREWORD
IS0 (the International Organization for Standardization) is a worldwide federation
(IS0 Member Bodies). The work of developing
of national standards institutes
International Standards is carried out through IS0 Technical Committees. Every
Member Body interested in a subject for which a Technical Committee has been set
up has the right to be represented on that Committee. International organizations,
4
governmental and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the Technical Committees are circulated
to the Member Bodies for approval before their acceptance as International
Standards by the IS0 Council.
Prior to 1972, the results of the work of the Technical Committees were published
as IS0 Recommendations; these documents are now in the process of being
transformed into International Standards. As part of this process, Technical
Committee ISOnC 48 has reviewed IS0 Recommendation R 1773 and found it
technically suitable for transformation. International Standard IS0 1773 therefore
IS0 Recommendation R 1773-1970 to which it is technically identical.
replaces
IS0 Recommendation R 1773 was approved by the Member Bodies of the
following countries :
Austria India Poland
Belgium I ran South Africa, Rep. of
Canada Israel Spain
Colombia Italy Thailand
Czechoslovakia Korea, Dem. P. Rep. of Turkey
Egypt, Arab Rep. of Nether I and s United Kingdom
France New Zealand U.S.S.R.
Greece Peru Yugoslavia
The Member i3odies of the following countries expressed disapproval of the
Recommendation on technical grounds :
Germany"
U.S.A.
*
Subsequently, this Member Body approved the Recommendation.
No Member Body disapproved the transformation of ISO/R 1173 into an
International Standard.
O International Organization for Standardization, 1976
,.
Printed in Switzerland

---------------------- Page: 4 ----------------------

SIST ISO 1773:1995
INTERNATIONAL STANDARD IS0 1773-1976 (E)
Laboratory glassware - Boiling flasks (narrow-necked)
cl.-
SECTION ONE : CONICAL FLASKS
5 MATERIAL
1 SCOPE AND FIELD OF APPLICATION
Section one of this International Standard specifies
5.1 General
requirements for an internâtionally acceptable series of
conical flasks for general laboratory purposes. It is intended
Flasks shall be made from borosilicate glass of suitable
to provide useful guidance for new construction and it is
chemical and thermal properties, shall be as free as possible
hoped that present construction will be brought into line as
from visible defects and shall be reasonably free from
soon as possible.
internal strain.
5.2 Hydrolytic resistance
When the glass is tested in accordance with ISO/R 719,
2 REFERENCES the amount of alkali extracted, expressed as Na20, shall
not be greater than 25 pg per gram of glass.
ISO/R 718, Methods for thermal shock tests on laboratory
glassware.
5.3 Thermal shock resistance
ISO/R 719, Determination of the hydrolytic resistance of
The glass shall have a maximum coefficient of linear
glass grains at 98 "C.
L0-b
thermal expansion of 5,5 X 10-6/ OC over the temperature
range 20 to 300 OC.
NOTE - If information is required by the purchaser on the
thermal shock resistance of flasks of any particular size and wall
3 SERIES OF CAPACITIES
thickness, a test should be carried out in accordance with
ISOR 718. The temperature differential to be applied in the test,
The series of nominal capacities of conical flasks is as
and also any necessary amendments in the test procedure resulting
follows : from the size of the flask, should be the subject of agreement
between the interested Darties.
25 - 50 - 100 - 250 - 500 -
1 O00 - 2 O00 - 3 O00 - 5 O00 ml
6 CONSTRUCTION
6.1 Stability
The flasks shall stand vertically without rocking or spinning
4 CAPACITY favatrH
a level surface.
when placed on
The nominal capacity of a flask is the value, selected from
6.2 Neck
the series in clause 3, which is closest to, but notHthan,
the actual capacity to the base of the neck.
The neck of the flask shall be substantially circular in cross-
section and the mouth of the neck shall not be belled to
NOTE - The body dimensions recommended in table 1 take this
any considerable distance from the top. The top of the
requirement into account, and accord as far as possible with the
current pr
...

NORME INTERNATIONALE 1773
INTERNATIONAL ORGANIZATION FOR STANDARDIZATION .MEXAYHAPOnHAI OPrAHM3AUbiI iiO CTAHLlAPTM3AUMM .ORGANISATION INTFRNATIONALE DE NORMALISATION
&L Verrerie de laboratoire - Fioles coniques et ballons (a col
étroit)
Laboratory glassware - Boiling flasks (narrow-necked)
Première édition - 1976-08-01
CDU 542.231.3 Réf. no : IS0 1773-1976 (F)
Descripteun : verrerie de laboratoire, flacon, fiole conique, spécification, dimension.
m
pi
pi
Prix basé sur 3 pages

---------------------- Page: 1 ----------------------
AVANT-PROPOS
L'ISO (Organisation Internationale de Normalisation) est une fédération mondiale
d'organismes nationaux de normalisation (Comités Membres ISO). L'élaboration des
Normes Ifiternationales est confiée aux Comités Techniques ISO. Chaque Comité
Membre intéressé par une étude a le droit de faire partie du Comité Technique
correspondant. Les organisations internationales, gouvernementales et n9n
gouvernementales, en liaison avec I'ISO, participent également aux travaux.
Les Projets de Normes Internationales adoptés par les Comités Techniques sont
soumis aux Comités Membres pour approbation, avant leur acceptation comme
Normes Internationales par le Conseil de I'ISO.
Avant 1972, les résultats des travaux des Comités Techniques étaient publiés
comme recommandations ISO; maintenant, ces documents sont en cours de
transformation en Normes Internationales. Compte tenu de cette procédure, le
Comité Technique ISO/TC 48 a examiné la Recommandation ISO/R 1773 et est
d'avis qu'elle peut du point de vue technique, être transformée en Norme
Internationale. La présente Norme Internationale remplace donc la Recomman-
ISO/R 1173-1970 à laquelle elle est techniquement identique.
dation
avait été approuvée par les Comités Membres des
La Recommandation ISO/R 1773
pays suivants :
Afrique du Sud, Rép. d' France Pérou
Autriche Grèce Pologne
Inde
Belgique Royaume-Uni
Iran Tchécoslovaquie
Canada
Colombie Israel Thaïlande
Corée, Rép. dém. p. de Italie Turquie
Egypte, Rép. arabe d' No uve I I e-Z é I a nd e U. R S.S.
Espagne Pays-Bas Yougoslavie
Les Comités Membres des pays suivants avaient désapprouvé la Recommandation
pour des raisons techniques :
Al lemagne*
U.S.A.
*
Ultérieurement, ce Comité Membre a approuve la Recommandation.
Aucun Comité Membre n'a désapprouvé la transformation de la Recommandation
ISO/R 11 73 en Norme Internationale.
? Organisation Internationale de Normalisation, 1976
Imprimé en Suisse

---------------------- Page: 2 ----------------------
NORME I NTE RN AT ION ALE
IS0 1773-1976 (F)
Verrerie de laboratoire - Fioles coniques et ballons (à col
étroit)
SECTION UN : FIOLES CONIQUES
L
1 OBJET ET DOMAINE D'APPLICATION borosilicaté ayant des propriétés chimiques et thermiques
convenables, être autant que possible exemptes de défauts
La section un fixe les spécifications d'une série de fioles
visibles et être raisonnablement exemptes de tensions
coniques internationalement acceptable pour les essais
internes.
courants de laboratoire. Elle est destinée à servir de guide
pour les nouvelles fabrications. Il est souhaité que les
fabrications actuelles soient modifiées aussitôt que possible 5.2 Résistance hydrolytique
pour être mises en conformité avec la présente Norme
Lorsque le verre est soumis à l'essai spécifié dans
Internationale.
I'ISO/R 719, la teneur en alcali extrait, exprimée en Na2'3,
ne doit pas être supérieure à 25 pg par gramme de verre.
2 RÉFÉRENCES
5.3 Résistance au choc thermique
ISO/R 718, Méthodes déssais de choc thermique pour la
verrerie de laboratoire.
Le verre doit avoir un coefficient maximal de dilatation
ISO/R 719, Determination de la resistance hydrolytique du
linéaire de 5.5 x "C dans une échelle de température
verre en grains à 98 OC. comprise entre 20 et 300 "C
NOTE ~ Lorsque l'acheteur exige des renseignements quant à la
resistance au choc thermique de fioles coniques d'une taille et
3 &RIE DES CAPACITÉS
d'une épaisseur de paroi données, l'essai doit être effectue selon les
i.
indications de I'ISO/R 718. La différence de temperature devant
des fioles coniques est la
La des capacités
être appliquée au cours de l'essai, ainsi que tous les amendements
suivante :
nécessaires au mode opératoire en fonction de la taille de la fiole
conique, doivent faire l'objet d'un accJrd entre les parties
25 - 50 - 100 - 250 - 500 -
intéressées.
1 O00 - 2 O00 - 3 O00 - 5 O00 ml
4 CAPACITË
6 CONSTRUCTION
La capacité nominale d'une fiole conique est la valeur,
choisie dans la série mentionnée au chapitre 3, qui est
6.1 Stabilité
voisine de, mais non inférieure à la capacité réelle à la base
du col.
Les fioles coniques doivent pouvoir tenir verticalement sans
osciller ni pivoter lorsqu'elles sont placées sur une surface
NOTE ~ Les dimensions du corps recommandées dans le tableau 1
horizontale.
tiennent compte de ce fait et sont en accord, autant que possible,
avec la fabrication courante des fioles coniques.
6.2 Col
5 MATERIAU
Le col des fioles coniques doit être pratiquement circulaire
dans une section droite, et son ouverture ne doit pas ètie
5.1 Généralités
evasée sur une distance trop grande à partir du sommet Le
sommet du col doit être convenablement renforcé
Les fioles coniques doivent être fabriquées en verre
1

---------------------- Page: 3 ----------------------
IS0 1773-1976 (F)
7.2 Longueur du col
7 DIMENSIONS
La longueur du col doit être de 1 à 1,25 fois le
7.1 Dimensions recommandées
diamètre extérieur du col.
Les dimensions recommandées pour les fioles coniques sont
indiquées dans le tableau 1. 7.3 Dimensions de la base
TABLEAU 1 - Dimensions recommandées pour les fioles coniques Le rayon de raccordement situé a la jonction de la base et
des parois des fioles coniques doit être compris entre 15 et
Dimensions en millimetres
20 %de la valeur du diamètre extérieur maximal.
Diamètre
Epaisseur
7.4 Ëpaisseur de paroi
Diamètre
Capacité ext
...

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