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BS EN ISO 307 : 2007

BS EN ISO 307 : 2007

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

View Superseded by
withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

PLASTICS - POLYAMIDES - DETERMINATION OF VISCOSITY NUMBER

Amended by

BS EN ISO 307:2007+A1:2013

Available format(s)

Hardcopy , PDF

Withdrawn date

11-06-2019

Language(s)

English

Published date

01-01-2007

Publisher

British Standards Institution

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Preparation of test samples
8 Calculation of test portion
9 Selection of solvent
10 Procedure
11 Expression of results
12 Repeatability and reproducibility
13 Relationship between the viscosity number determined
   in 96% (by mass) sulfuric acid solution and the viscosity
   determined in various solvents
14 Test report
Annex A (informative) - Determination of the concentration of
        commercial sulfuric acid (95% to 98%)
        and adjustment to 96% by titration
Annex B (informative) - Determination of the concentration of
        sulfuric acid (95% to 98%) and adjustment
        to 96% by flow time measurement in a small
        capillary viscometer
Annex C (informative) - Determination of the concentration of
        commercial formic acid and adjustment to
        90% by titration
Annex D (informative) - Determination of the concentration of
        commercial formic acid and adjustment to
        90% by density measurement
Annex E (informative) - Relationship between the viscosity
        number determined in 96% (by mass) sulfuric acid
        solution and the viscosity determined in
        various solvents
Bibliography

Defines a method for the determination of the viscosity number of dilute solutions of polyamides in certain specified solvents.

Committee
PRI/82
DevelopmentNote
Renumbers and supersedes BS 2782-7.733A(1996). 1998 Version incorporates amendment 9928 to BS 2782-7.733A(1996). Supersedes 01/121388 DC and BS 2782-7.733A(1991). (09/2003) Supersedes 05/30130718 DC. (06/2007) 2007 Edition Re-Issued in June 2013 & incorporates AMD 1 2013. (06/2013)
DocumentType
Standard
Pages
42
PublisherName
British Standards Institution
Status
Withdrawn
SupersededBy
Supersedes

ISO 1628-1:2009 Plastics Determination of the viscosity of polymers in dilute solution using capillary viscometers Part 1: General principles
ISO 1874-1:2010 Plastics Polyamide (PA) moulding and extrusion materials Part 1: Designation system and basis for specification
ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
ISO 15512:2016 Plastics Determination of water content
ISO 3105:1994 Glass capillary kinematic viscometers — Specifications and operating instructions
ISO 3451-4:1998 Plastics — Determination of ash — Part 4: Polyamides

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PDF - English
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