PV 3925_EN-2021 聚合材料甲醛散发测定.pdf

GroupstandardPV3925

Issue2021-01

Class.No.:55116

Descriptors:emissionofformaldehyde,formaldehyde,polymer,polymermaterial

PolymerMaterials

DeterminationofFormaldehydeEmission

MeasurementbyaModifiedBottleMethod

2types:A,B

Previousissues

PV3925:1994-09,2009-03,2009-06

Changes

ThefollowingchangeshavebeenmadetoPV3925:2009-06:

a)Titlechanged

b)HPLCaddedastestmethod,andstandarddividedinto2types

c)Detailsonspecimenpreparationandconditioningadded

d)Thestandardwascompletelyreworkedandrestructured.

Contents

Page

1Scope2

2Types2

3Designation3

4Abbreviations3

5Definitions3

6Testmethod3

6.1Briefdescription3

6.2Reagents3

6.2.1Generalrequirements3

6.2.2ReagentsforformaldehydedeterminationusingtypeA4

6.2.3ReagentsforformaldehydedeterminationusingtypeB4

6.3Testingequipment4

6.3.1Generallyrequiredtestdevices4

6.3.2TestdevicesforformaldehydedeterminationusingtypeA4

6.3.3TestdevicesforformaldehydedeterminationusingtypeB4

Alwaysusethelatestversionofthisstandard.Page1of17

Thiselectronicallygeneratedstandardisauthenticandvalidwithoutsignature.Acommaisusedasthede