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BS 2734:1997

Current

Current

The latest, up-to-date edition.

Specification for narrow-necked boiling flasks

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

08-15-1997

US$156.28
Excluding Tax where applicable

Defines requirements and dimensions for an internationally acceptable series of conical, flat-bottom and round-bottom flasks for general laboratory use.

Committee
EH/4
DevelopmentNote
Also numbered as ISO 1773 Supersedes BS 2734(1984) and 95/126342 DC. (08/2004)
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Current
Supersedes

This International Standard specifies requirements and dimensions for an internationally acceptable series of conical flasks and of flat-bottom and round-bottom flasks for general laboratory purposes. The flasks are provided for

  • – direct use in a laboratory, fitting together with other equipment for general laboratory purposes;
  • – further work up to other products.

NOTE Annex A lists additional International Standards for other general-purpose laboratory glassware.

DEFSTAN 42-41/2(2002) : 2002 FOAM LIQUIDS, FIRE EXTINGUISHING (CONCENTRATES, ALCOHOL RESISTANT, FOAM, FIRE EXTINGUISHING)
DEFSTAN 42-42/3(2013) : 2013 LIQUID MEDIA, FIRE EXTINGUISHING (CONCENTRATED LIQUIDS, FIRE FIGHTING MEDIA [FFM])
DEFSTAN 42-40/2(2002) : 2002 FOAM LIQUIDS, FIRE EXTINGUISHING (CONCENTRATES, FOAM, FIRE EXTINGUISHING)
BS 1715-2.8:1989 Analysis of soaps. Quantitative test methods Method for determination of glycerol content
BS EN ISO 5377:1994 Starch hydrolysis products. Determination of reducing power and dextrose equivalent. Lane and Eynon constant titre method
BS 1309:1974 Methods of sampling and chemical testing of leather
BS EN 993-16:1995 Methods of test for dense shaped refractory products Determination of resistance to sulfuric acid
BS EN 645:1994 Paper and board intended to come into contact with foodstuffs. Preparation of a cold water extract
BS EN 647:1994 Paper and board intended to come into contact with foodstuffs. Preparation of a hot water extract

ISO 4785:1997 Laboratory glassware — Straight-bore glass stopcocks for general purposes
ISO 6556:2012 Laboratory glassware — Filter flasks
ISO 3585:1998 Borosilicate glass 3.3 — Properties
ISO 3819:2015 Laboratory glassware — Beakers
ISO 4796:1977 Laboratory glassware Bottles
ISO 383:1976 Laboratory glassware — Interchangeable conical ground joints
ISO 384:2015 Laboratory glass and plastics ware — Principles of design and construction of volumetric instruments
ISO 4799:1978 Laboratory glassware — Condensers
ISO 4142:2002 Laboratory glassware — Test tubes
ISO 641:1975 Laboratory glassware — Interchangeable spherical ground joints
ISO 4797:2015 Laboratory glassware — Boiling flasks with conical ground joints
ISO 4800:1998 Laboratory glassware — Separating funnels and dropping funnels

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