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กระดาษและผลิตภัณฑ์กระดาษ

เอกสารมาตรฐาน

สหรัฐอเมริกา

TAPPI

T 258 om-21

Basic density and moisture content of pulpwood

2021

8

offline

This method describes the measurement of the basic density (bone-dry weight per unit of maximum volume) of pulpwood in the form of chips or disks from the cross section of logs. The method also gives procedures for determining the moisture content of wood in either form.  For moisture content of wood in the form of sawdust see TAPPI T 264 “Preparation of Wood for Chemical Analysis (Including Procedures for Removal of Extractives and Determination of Moisture Content).” ....