[Product News] What is the Standard Test for Bitumen Extraction? Bitumen extraction testing is a cornerstone of quality assurance in asphalt and pavement construction, ensuring that the bituminous mixture used in roads, runways, and highways meets design specifications for durability, flexibility, and performance. This article also examines the role of Nanjing T-Bota Scietech Instruments & Equipment Co., Ltd. in supplying reliable, standard-compliant bitumen extraction testing instruments to laboratories worldwide.