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BSI 22/30452633 DC 2022

BSI 22/30452633 DC 2022

$13.70

BS ISO 4626. Volatile organic liquids. Determination of boiling range of organic solvents used as raw materials

Published By Publication Date Number of Pages
BSI 2022 25
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PDF Catalog

PDF Pages PDF Title
6 Foreword
7 1 Scope
8 2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
15 6 Sampling
16 7 Assembly and preparation of apparatus
7.1 Assembly
7.1.1 Position and choice of thermometer
7.1.2 Support for flask
7.1.3 Connection of flask to condenser
7.2 Filling of cooling bath
7.3 Adjustment of temperature of sample
17 8 Procedure
8.1 Test portion
8.2 Apparatus assembly
8.3 Operating conditions
8.4 Initial boiling point
18 8.5 Distillation
8.6 Dry point
8.7 End point
8.8 Atmospheric pressure
8.9 Recovery
8.10 Distillation loss
9 Notes on procedure
9.1 Factors causing superheating
19 9.2 Flame in contact with the flask
9.3 Application of heat
9.4 Extraneous heat source
9.5 Condition of equipment
9.6 Use of electric heaters
10 Calculations
10.1 Thermometer bore correction
10.2 Thermometer bulb shrinkage correction
20 10.3 Barometer correction
10.4 Combined corrections
10.5 Precision
10.5.1 Repeatability, r
10.5.2 Reproducibility, R
21 11 Test report
22 Annex€A (normative) Thermometer to be used, normal boiling point and boiling point correction factor
25 Bibliography

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BSI 22/30452633 DC 2022
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