BS 6068-2-2.22:1986
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Water quality. Physical, chemical and biochemical methods Examination and determination of colour
Hardcopy , PDF
01-01-1995
English
31-01-1986
Three methods: a preliminary examination, a visual method using matching solutions, and a spectrometric method.
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