View Historical Standards for D1768:

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Document Designation and Title Year Select Item(s) D1768 Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption 89(2003) D1768 Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption 89(1995)e1