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Description of BS 6648:1986 1986This British Standard describes two methods for wet ashing of textile materials for subsequent determination of metal content. Method A is a general method while method B is applicable for the determination of mercury.
CAUTION. To avoid hazard it is essential that the conditions described be carefully followed and carried out only by trained operators. It is essential to wear safety goggles and to carry out the procedures in a fume cupboard. Methods involving the controlled heating of the specimen with a mixture of nitric and sulphuric acids.
About BSIBSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses. |
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