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BS EN 13206:2017+A1:2020

BS EN 13206:2017+A1:2020

$198.66

Plastics. Thermoplastic covering films for use in agriculture and horticulture

Published By Publication Date Number of Pages
BSI 2020 54
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
8 3 Terms and definitions
9 4 Types and use
10 5 Material
6 Durability
11 7 Requirements
7.1 General requirements
13 7.2 Requirement for appearance
14 8 Test methods
8.1 Determination of thickness
8.2 Determination of width
8.3 Determination of tensile characteristics
8.4 Determination of impact resistance
8.4.1 General
8.4.2 Flat area
8.4.3 Fold area
15 8.5 Determination of elongation under a steady load (creep test)
8.5.1 Principle
8.5.2 Apparatus
16 8.5.3 Test pieces
8.5.4 Test conditions
8.5.5 Test procedure
17 8.5.6 Expression of results
8.6 Determination of visible light transmission
8.7 Determination of haze
8.8 Determination of IR effectiveness (ηir) (thermal clear and thermal diffusing films)
8.8.1 Principle
8.8.2 Apparatus
18 8.8.3 Test procedure
8.8.4 Expression of results
8.9 Determination of resistance to weathering
8.9.1 Principle
8.9.2 Exposure to xenon-arc lamps
19 8.9.3 Procedure
8.9.4 Calculation and expression of results
8.10 Determination of the chlorine content of used films
8.11 Determination of the sulfur content of used films
8.12 Determination of the roll/sheet length
20 9 Film acceptance, storage and handling
9.1 Acceptance
9.2 Storage and handling of rolls
10 Designation
21 11 Marking
12 Instructions for installation, use of covering films
13 Instructions for disposal and end-of-life of covering films
22 Annex A (informative)Exposure to other light sources
A.1 Medium pressure mercury vapour lamps
A.1.1 Durability classification
A.1.2 Exposure to medium pressure mercury vapour lamps
A.1.2.1 Exposure method
A.1.2.2 Irradiance
23 A.1.2.3 Temperature
A.1.2.4 Apparatus calibration
24 A.1.3 Procedure
A.1.4 Calculation and expression of results
A.2 Fluorescent UV lamps
A.2.1 Durability classification
A.2.2 Exposure to fluorescent UV lamps
25 A.2.3 Procedure
A.2.4 Calculation and expression of results
26 Annex B (informative)Empirical correlation between durations of covering films exposed to artificial weathering and a natural exposure
B.1 Exposure to xenon-arc lamps
28 B.2 Exposure to medium pressure mercury vapour lamps
B.3 Exposure to fluorescent UV lamps
29 Annex C (normative)Determination of the chlorine content by coulometry
C.1 Principle
C.2 Apparatus and reagents
C.3 Test procedure
C.3.1 General
30 C.3.2 Conditioning
31 C.3.3 Verification of the apparatus
C.3.4 Sample analysis
C.4 Calculation and expression of the results
C.5 Test report
32 C.6 Precision
C.7 Determination of chlorine in the presence of benzotriazole
33 Annex D (normative)Determination of the sulfur content by ICP- OES technique
D.1 Scope
D.2 Instruments and reagents
D.2.1 Instruments
D.2.2 Reagents
D.3 Method of analysis
D.3.1 General principles of ICP-OES
34 D.3.2 Instrumental conditions
D.4 References preparation and calibration
D.4.1 General
D.4.2 Calibration Blank preparation
D.4.3 Internal standard solution
D.4.4 S calibration reference
35 D.5 Sample preparation (digestion)
D.6 Sulfur measurement
D.7 Expression of results
D.8 Sulfur determination in case of presence of Ni quenchers
D.9 Examples of conditions
D.9.1 Instrumental conditions ICP-OES
36 D.9.2 Internal preparation and Calibration Blank preparation
D.9.2.1 General
D.9.2.2 Internal reference solution
D.9.2.3 Calibration reference solution
37 Annex E (informative)Alternative method for the determination of chlorine and sulfur contents by X-ray fluorescence
E.1 Principle
E.2 Introduction
E.3 Apparatus
E.3.1 Equipment
E.3.2 Sample holder
E.4 Test procedure
E.5 Calculation and expression of the result
38 E.6 Test report
39 Annex F (informative)Alternative methods for the determination of sulfur content by ultraviolet fluorescence method or by coulometry
F.1 Principle
F.2 Ultraviolet fluorescence method
F.2.1 Principle
F.2.2 Apparatus
40 F.2.3 Preparation of reference solutions
F.2.4 Preparation of samples
F.2.5 Test procedure
41 F.2.6 Calculation and expression of results
F.2.7 Test report
F.2.8 Precision
F.3 Coulometry
F.3.1 Principle
F.3.2 Apparatus
42 F.3.3 Preparation of reference solutions
F.3.4 Preparation of samples
43 F.3.5 Test procedure
F.3.6 Calculation and expression of results
F.3.7 Test report
F.3.8 Precision
44 Annex G (informative)Guidance for installation, use and disposal of covering films
G.1 Greenhouse covering films
G.1.1 Installation instructions
G.1.1.1 Worksite preparation
G.1.1.2 Film installation
45 G.1.1.3 Film protection
G.1.2 Use conditions
G.1.2.1 Ventilation
G.1.2.2 Film tightness
46 G.1.2.3 Film maintenance
G.1.2.4 Plant protection products
G.1.2.5 Periodical inspections
G.1.2.6 Pollinators
47 G.1.3 Durability of greenhouse covering films
G.1.3.1 General
G.1.3.2 Convention for seasons
G.1.3.3 Abnormal weather conditions
G.1.3.4 Durability of greenhouse covering films
49 G.1.3.5 Crop protection products
50 G.2 Low tunnel covering films
G.2.1 Use
G.2.2 Installation instructions
G.2.2.1 Worksite preparation
G.2.2.2 Installation of the film
G.2.3 Use conditions
G.2.3.1 Ventilation
G.2.3.2 Removal for subsequent use
G.2.3.3 Regular inspections
G.2.3.4 Durability of low tunnel covering films
51 G.3 Removal instructions
52 Annex H (informative)Industrial standard formats of films

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BS EN 13206:2017+A1:2020
$198.66