AS 3789.4-1994

1 - AS 3789.4-1994 TEXTILES FOR HEALTH CARE FACILITIES AND INSTITUTIONS - WOOL BLANKETS
4 - PREFACE
5 - CONTENTS
6 - SECTION 1 SCOPE AND GENERAL
6 - 1.1 SCOPE
6 - 1.2 REFERENCED DOCUMENTS
7 - 1.3 DEFINITION
7 - 1.3.1 Leno weave
7 - 1.4 CLASSIFICATION
7 - 1.5 LABELLING
8 - S ECTION 2 MANUFACTURING REQUIREMENTS
8 - 2.1 WOOL CONTENT AND QUALITY
8 - 2.2 WEAVE
8 - 2.2.1 Heavyweight and standard weight blankets
8 - 2.2.2 Lightweight blankets
8 - 2.3 MASS
8 - 2.4 COLOUR
8 - 2.5 DIMENSIONS
8 - 2.6 WHIPPING
8 - 2.6.1 Heavyweight and standard weight blankets
9 - 2.6.2 Lightweight blankets
9 - 2.6.3 Cellular blankets
10 - S ECTION 3 PERFORMANCE REQUIREMENTS
10 - 3.1 STRENGTH OF FABRIC
10 - 3.2 DIMENSIONAL STABILITY
10 - 3.3 RESISTANCE TO INSECT ATTACK
10 - 3.4 COLOURFASTNESS
11 - APPENDIX A - SOLUBLE CHROMIUM CONTENT OF WOOL
11 - A1 SCOPE
11 - A2 REAGENTS
11 - A2.1 Buffer solution (pH 7.8 ±0.2)
11 - A2.2 Sulfuric acid solution (1 mol/L)
11 - A2.3 Saturated bromine water
11 - A2.4 Diphenylcarbazide solution
11 - A2.5 Potassium dichromate solution (9.8 × 10 -3 g/L)
11 - A3 APPARATUS
11 - A3.1 Spectrophotometer
11 - A3.2 Stoppered 250 mL conical flasks
11 - A3.3 50 mL volumetric flasks
11 - A4 PROCEDURE
12 - A5 CALIBRATION
12 - A6 CALCULATION
12 - A7 REPORT
13 - APPENDIX B - MEASUREMENT OF BLANKETS
13 - B1 SCOPE
13 - B2 PRINCIPLE
13 - B3 APPARATUS
13 - B4 TEST SPECIMEN
13 - B5 PROCEDURE
13 - B6 REPORT
15 - APPENDIX C - PURCHASING GUIDELINES
15 - C1 SCOPE
15 - C2 GENERAL
15 - C3 INFORMATION TO BE SUPPLIED BY THE PURCHASER
15 - C4 PACKAGING AND IDENTIFICATION
15 - C5 DISAGREEMENT OF TEST RESULTS
16 - APPENDIX D - DETERMINATION OF DIMENSIONAL STABILITY
16 - D1 SCOPE
16 - D2 PRINCIPLE
16 - D3 REAGENTS
16 - D4 APPARATUS
16 - D5 TEST SPECIMENS
16 - D6 PROCEDURAL DETAILS
16 - D6.1 Test load
17 - D6.2 Procedure
17 - D7 CALCULATIONS
17 - D8 REPORT

Specifies requirements for four types of woven wool blankets, heavyweight, standard weight, lightweight, and cellular, for use in health care facilities and institutions.

This Standard specifies requirements for four types of woven wool blankets for use in hospitals and kindred institutions.

First published as AS CS 10.1.2-1933.
Second edition 1937.
Third edition 1941.
Revised and redesignated AS L43-1965.
Revised and redesignated AS 2390-1980.
Revised and redesignated AS 2390.1-1985.
Revised and redesignated AS 3789.4-1994.