BS 6648 86th Edition, April 30, 1986
Methods for Wet Ashing of Textile Materials for Subsequent Determination of Metal Content
Includes all amendments and changes through Reaffirmation Notice , November 1, 2012
Additional Comments: INCLUDES AMENDMENT 1
Published By:British Standards Institution (BSI)
Methods involving the controlled heating of the specimen with a mixture of nitric and sulphuric acids.