NF T20-030:1985
Chemical products for industrial use. Transparent liquids. Visual assessment of colouration by the gardner colour scale.

Standard No.

NF T20-030:1985

Release Date

1985

Published By

Association Francaise de Normalisation

Status

Be replaced 2005-03

Replace By

NF T20-030-1:2005

NF T20-030-2:2005

Latest

NF T20-030:2016

NF T20-030-2:2005

NF T20-030:1985 history

• 0000 NF T20-030:2016
• 2005 NF T20-030-1:2005 Clear liquids - Estimation of colour by the Gardner colour scale - Part 1 : visual method.
• 1985 NF T20-030:1985 Chemical products for industrial use. Transparent liquids. Visual assessment of colouration by the gardner colour scale.