Methods NHML Employs

NH Materials Lab employs both standard and nonstandard testing methods. Entirely based on the desires and needs of the client, a strength of NHML is to determine the best course of action to be taken to answer your question. NHML provides the what, when, where, why and how of mechanical and chemical properties under ideal and less than ideal conditions.

Below is a sample list of ASTM methods we adhere to for polymers and we are able to provide exacting documentation to each finding.

Polymer ASTM Methods:

  • ASTM D - 3418 Transition temps of polymers by DSC

  • ASTM D - 3895 Oxidation induction time of polyolefins by DSC

  • ASTM D - 4275 Determination of BHT in Polymers of Ethylene and Ethylene vinyl acetate by GC

  • ASTM D - 4526 Determination of volatiles in Polymers by static headspace GC

  • ASTM D - 5227 Measurement of Hexane Extractable content of Polyolefins

  • ASTM D - 5576 Determination of structural features in Polyolefins and Polyolefin copolymers by Infrared Spectrophotometry

  • ASTM D - 5594 Determination of the vinyl-acetate content of Ethylene-vinyl acetate copolymers by FTIR

  • ASTM D - 7083 Determination of monomeric plasticizers in Poly vinyl chloride by GC

  • ASTM E - 204 Standard practices for identification of material by infrared absorption spectroscopy, using the ASTM coded band and chemical classification index.

  • ASTM E - 334 Standard Practice for General Techniques of Infrared Microanalysis

  • ASTM E - 537 Test Method for Thermal Stability of Chemicals by Differential Scanning Calorimetry

  • ASTM E - 793 Test Method for Heats of Fusion and Crystallization by Differential Scanning Calorimetry

  • ASTM E - 928 Test Method for Purity by Differential Scanning Calorimetry

  • ASTM E - 1252 Practice for general techniques for obtaining infrared spectra for qualitative analysis

  • ASTM E - 1269 Test method for determining Specific Heat Capacity by DSC

  • ASTM E - 1356 Test method for assignment of the Glass Transition Temperatures by DSC

  • ASTM E - 1387 Test method for flammable or combustible liquid residues in extracts from samples of fire debris by GC

  • ASTM E - 1388 Practice for sampling of headspace vapors from fire debris samples

  • ASTM E - 1510 Practice for installing fused silica open tubular capillary columns in Gas Chromatographs

  • ASTM D - 6108 Test Method for Compressive Properties of Unreinforced and Reinforced Plastic Lumber

  • ASTM D - 6272 Test Method for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials by Four-Point bending.

  • ASTM D - 638 Test Method for Tensile Properties of Plastics

  • ASTM D - 695 Test Method for Compressive Properties of Rigid Plastics

  • ASTM D - 790 Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials

  • ASTM D - 785 Rockwell Hardness of Plastics and Electrical Insulating Materials

  • ASTM D - 1894 Static and Dynamic Coefficients of Friction of Plastic Film and Sheeting

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