Test Name

Unit of Measure

Testing Conditions

Note

JIS L1092 Method A

mm-H₂O

area: 100cm ²，pressure accelerates at 600mm - H₂O / minute

low pressure method

JIS L1092 Method B

mm-H₂O

area: 100cm ²，pressure accelerates at 10,000mm - H₂O / minute

low pressure method

AATCC-127-1998

mm-H₂O

area: 100cm ²，pressure accelerates at 600mm - H₂O / minute

low pressure method

ISO 20811

mm-H₂O

area: 100cm ²，below 9000, pressure accelerates at 600mm - H₂O / minute ，above 9000, pressure accelerates at 10,000mm - H₂O / minute

Critical point = 9000

DIN EN 20811

mm-H₂O

Critical point = 9000

Test Name

Unit of Measure

Test Method

Note

JIS L 1099 A -1

gm/m²/24hrs

CaCl₂, temperature 40⁰C , relative humidity 90%，wind speed 0.8M/S

Desiccant Method

JIS L1099 B-1

gm/m²/24hrs

Desiccant: Potassium Acetate，water temperature 23⁰C, room temperature 30⁰C

Inverted Desiccant Method

ASTM E-96 B

gm/m²/24hrs

water，temperature 23⁰C，relative humidity 50％

Water Method

ASTM E-96 D

gm/m²/24hrs

water，temperature 32⁰C，relative humidity 50％

Water Method

ASTM E-96 E

gm/m²/24hrs

CaCl₂, temperature 37.8⁰C, relative humidity 90%

Desiccant Method

ASTM E-96 BW

gm/m²/24hrs

water，temperature 23⁰C，relative humidity 50％；wind speed 2.8M /S (1995 version)，wind speed 0.02~0.3M/S (2000 version)

Inverted Water Method

ASTM E-96 DW

gm/m²/24hrs

water，temperature 32⁰C，relative humidity 50％；wind speed 2.8M /S (1995 version)，wind speed 0.02~ 0.3M /S (2000 version)

Inverted Water Method

BS 7209-1990

%

temperature 20⁰C，relative humidity 65％

BS

ISO 11092-1993

Pa.m²/W or m².mber/W

temperature 35⁰C，relative humidity 40％

RET