Standard
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AS/NZS 1605.4:2018
[Superseded]Methods for sampling and analysing timber preservatives and preservative-treated timber, Part 4: Analysis methods for determination of preservative solution concentration
Specifies analysis methods for the determination of preservative solution concentration. Analytical procedures for the determination of specific preservative components are given for oil-borne and waterborne preservatives.
Published: 22/03/2018
Pages: 55
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
1.5 Preparation of preservative liquids and solutions for analysis
1.5.1 Oil-borne preservatives
1.5.2 Waterborne preservatives
1.5.3 Creosote
1.6 Related methods of analysis
2 Determination of copper, hexavalent chromium and arsenic in CCA preservative solutions
2.1 Principle
2.2 Reagents
2.3 Procedure
2.3.1 Instrument settings and operation
2.3.2 Preparation of calibration solutions
2.3.3 Analysis of preservative solutions
2.4 Calculations of the percentage of metals
2.4.1 Hexavalent chromium
2.4.2 Copper or arsenic
3 Determination of boron in preservative solution
3.1 Principle
3.2 Reagents
3.3 Procedure
3.4 Calculations
4 Determination of fluoride in preservative solution by ion-selective electrode
4.1 Principle
4.2 Reagents
4.3 Procedure
4.3.1 Instrument operation
4.3.2 Preparation of calibration solutions
4.3.3 Analysis of treatment solution
4.4 Calculations
5 Determination of pentachlorophenol (PCP) in preservative solutions
5.1 Principle
5.2 Reagents
5.3 Procedure
5.3.1 Instrument settings and operation
5.3.2 Sample preparation
5.4 Calculations
6 Determination of organochlorine insecticides in preservative treatment solutions
6.1 Principle
6.2 Reagent—Standard solution
6.3 Procedure
6.3.1 Instrument settings and operation
6.3.2 Sample preparation
6.4 Calculations
7 Determination of tin in tri-(n-butyl) tin oxide (TBTO) and tri-(n-butyl) tin naphthenate (TBTN) solutions by atomic absorption spectrophotometry
7.1 Principle
7.2 Reagents
7.3 Procedure
7.3.1 Instrument settings and operation
7.3.2 Preparation of calibration solutions
7.3.3 Analysis of preservative solution
7.4 Calculations
8 Determination of quaternary ammonium compounds in solutions
8.1 General
8.2 Reagents
8.3 Standardization of sodium tetraphenylboron solution
8.4 Analysis procedure
8.5 Calculations
9 Determination of ammonia in preservative solutions
9.1 Principle
9.2 Reagents
9.3 Procedure
9.4 Calculations
10 Determination of copper in copper based preservative solutions
10.1 Principle
10.2 Reagents
10.3 Procedure
10.3.1 Instrument settings and operation
10.3.2 Preparation of calibration solutions
10.3.3 Analysis of preservative solution
10.4 Calculations
11 Determination of water content in high-temperature creosote
11.1 Principle
11.2 Apparatus
11.3 Reagent—Dry carrier liquid
11.4 Procedure
11.5 Calculations
11.6 Report
12 Determination of matter insoluble in toluene for high-temperature creosote
12.1 Principle
12.2 Reagents
12.3 Apparatus
12.4 Procedure
12.5 Calculations
12.6 Report
13 Determination of relative density of high-temperature creosote by hydrometer
13.1 General
13.2 Apparatus
13.3 Procedure
13.4 Calculation
13.5 Report
14 Determination of relative density of high-temperature creosote by density pycnometer
14.1 General
14.2 Apparatus
14.3 Calibration of pycnometers
14.4 Procedure
14.5 Calculation
14.6 Report
15 Test of distillation for high-temperature creosote
15.1 Principle
15.2 Apparatus
15.3 Preparation of laboratory sample
15.4 Dehydration of sample
15.5 Apparatus assembly
15.6 Procedure
15.7 Calculations
15.8 Report
16 Determination of coke residue in high-temperature creosote
16.1 Principle
16.2 Apparatus
16.3 Procedure
16.4 Calculations
16.5 Report
17 Determination of phenols (tar acids) in high-temperature creosote
17.1 Principle
17.2 Apparatus
17.3 Reagents
17.4 Procedure
17.5 Report
18 Determination of closed flashpoint of high-temperature creosote (closed cup)
18.1 Principle
18.2 Apparatus
18.3 Procedure
18.3.1 Drying of oil
18.3.2 Determination of flashpoint
18.4 Report
19 Determination of limpid point of high-temperature creosote
19.1 Principle
19.2 Apparatus
19.3 Preparation of samples
19.4 Procedure
19.5 Report
20 Determination of bifenthrin in water-based solutions by gas chromatography (GC)
20.1 Principle
20.2 Reagents
20.3 Procedures
20.3.1 Instrument settings and operating conditions
20.3.2 Solution preparation
20.4 Calculations
21 Determination of propiconazole, tebuconazole and permethrin in preservative solutions
21.1 Principle
21.2 Reagents
21.3 Procedures
21.3.1 HPLC equipment and conditions
21.3.2 Sample preparation
21.4 Calculations
21.5 Suitability and specificity
22 Determination of imidacloprid in preservative solutions—HPLC analysis
22.1 Principle
22.2 Reagents
22.3 Procedures
22.3.1 Sample preparation
22.3.2 Preparation of working standard solution
22.3.3 Chromatography
22.4 Calculations
22.4.1 Relative response factor
22.4.2 Percentage (m/v) of imidacloprid
23 Determination of copper in copper naphthenate solution
23.1 Principle
23.2 Reagents
23.3 Procedure
23.3.1 Sample preparation
23.3.2 Calculation
24 Determination of triadimefon and cyproconazole in aqueous solutions
24.1 Principle
24.2 Reagents
24.3 Procedures
24.3.1 Sample preparation
24.3.2 Preparation of working standard solution
24.3.3 Gas chromatography using flame ionization detection
24.4 Calculations
Cited references in this standard
AS/NZS 1604
Specification for preservative treatment (all parts)
BS 676
Specification for flasks with graduated necks (phenols type)
ASTM E1
Standard specification for ASTM liquid-in-glass thermometers
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