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STEGL-2 Asphalt Engler Viscometer
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STLN-2 Electric Asphalt Viscometer
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STBX-85 Rotating Bituminous Membrane Oven
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STBX-82 Rotating Bituminous Membrane Oven
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STHL-1 Reflux Bitumen Extractor
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STCT-5 Full Automatic Bitumen Extraction Apparatus
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STCT-4A Asphalt Centrifuge Extractor
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STYD-2 Digital Display Asphalt Ductilimeter
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STLZ-5D Low Temperature Double-digital Display Asphalt Penetrometer
