ASTM-D4445 › Standard Test Method for Fungicides for Controlling Sapstain and Mold on Unseasoned Lumber (Laboratory Method)

ASTM-D4445 - 2023 EDITION - CURRENT
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Standard Test Method for Fungicides for Controlling Sapstain and Mold on Unseasoned Lumber (Laboratory Method)
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Scope

1.1 This (laboratory) test method is used for determining the minimum concentration of fungicide, or formulation of fungicides, that is effective in preventing biodeterioration by sapstain fungi and molds in selected species of wood under optimum laboratory conditions.

Note 1: From the results of this test, commercial treating solution concentrations cannot be estimated without further field tests.

1.2 The requirements for test materials and procedures are discussed in the following order:

 

Section

Summary of Test Method

4

Apparatus

6

Reagents

7

Wood

8

Test Fungi

9

Culture Media

10

Preparation of Inoculum

11

Preparation of Test Chambers

12

Treatment of Samples

13

Inoculation and Incubation

14

Evaluation of the Test

15

Report

16

1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Significance and Use

5.1 This test method is useful as a screening procedure for selecting fungicides or formulations for more rigorous field evaluation.

Keywords

fungicides; lumber; mold; sapstain; test method;

To find similar documents by ASTM Volume:

04.10 (Wood)

To find similar documents by classification:

79.040 (Wood, sawlogs and sawn timber)

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Document Number

ASTM-D4445-23

Revision Level

2023 EDITION

Status

Current

Modification Type

Revision

Publication Date

May 10, 2023

Document Type

Test Method

Page Count

5 pages

Committee Number

D07.06