68-01r1.doc ASTM C 406 Standard Specification for Roofing Slate
68-02r1.doc AASHTO T 102 Standard Method of Test for Spot Test of Asphaltic Materials
68-03r1.doc ASTM E 1621 Standard Guide for X-ray Emission Spectrometric Analysis
68-04r2.doc ASTM E 1252 Standard Practice for General Techniques for Obtaining Infrared Spectra for Qualitative Analysis
68-05r1.doc CBPL 29-09 Organic Qualitative Analysis
68-06r1.doc CBPL 72-32 Guidelines for Elemental Qualitative Analysis by X-ray Fluorescence
68-07r1.doc CBPL 25-28 Guidelines for X-ray Diffractometric Analysis