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BS 6306-1:1982

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Methods for determination of limiting viscosity number of cellulose in dilute solutions Cupri-ethylene-diamine (CED) method

Available format(s)

Hardcopy , PDF

Superseded date

03-30-2007

Language(s)

English

Published date

10-29-1982

National foreword
Cooperating organizations
Method
0 Introduction
1 Scope and field of application
2 References
3 Principle
4 Definitions
5 Pretreatment of test samples
6 Alternative A - Determination of limiting viscosity
   number at low concentration of cellulose
7 Alternative B - Determination of limiting viscosity
   number at reproducible shear rate
8 Test report
Annexes
A Preparation and analysis of the cupri-ethylene-
   diamine solution
B [eta].c at different values of viscosity ratio
   eta/eta 0
C Samples of very high or very low viscosity
D Pretreatment of bast fibres
Tables
1 Concentration c to be used, as a function of the
   limiting viscosity number [eta] which will be
   measured
2 Concentration c to be used as a function of the
   limiting viscosity number [eta] which will be
   measured
Figures
1 Viscometer suitable for determination of the limiting
   viscosity number in accordance with alternative A
2 Viscometer suitable for determination of the limiting
   viscosity number in accordance with alternative B

Specifies an appropriate method.

Committee
W/-
DevelopmentNote
Supersedes 80/60707 DC (09/2005)
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

I.S. EN 60450:2004 MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
BS EN 60450:2004 Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
IEC 60450:2004+AMD1:2007 CSV Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
EN 60450:2004/A1:2007 MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
BS 5916(1989) : AMD 7808 SPECIFICATION FOR UNITS FOR EXPRESSING PROPERTIES OF PAPER BOARD AND PULPS

BS 4658:1978 Methods of test for textiles. Preparation of laboratory test samples and test specimens for chemical testing
BS 4407:1975 Methods of test. Quantitative analysis of fibre mixtures
BS 4502(1980) : AMD 7807 METHOD FOR DETERMINATION OF DRY - MATTER CONTENT OF PULPS
BS HDBK11(1974) : LATEST METHODS OF TEST FOR TEXTILES

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