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ASTM D4989/D4989M - 90a(2021) | 1 Jan 2021 | BSI Knowledge
Standard
ASTM D4989/D4989M - 90a(2021)
Standard Test Method for Apparent Viscosity (Flow) of Roofing Bitumens Using the Parallel Plate Plastometer
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Published:
1 Jan 2021
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ICS Codes
91.100.50 Binders. Sealing materials
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ASTM