瀝青測試儀產(chǎn)品及廠家
儀器特征：本儀器依據(jù)gb/t2292國家標(biāo)準(zhǔn)設(shè)計(jì)制作，試樣與砂混勻（煤瀝青類）或用甲苯浸漬（煤焦油類），然后用熱甲苯在濾紙筒中萃取，干燥并稱量不溶物。本儀器適用于煤瀝青、改質(zhì)瀝青、煤瀝青筑路油、煤焦油、木材防腐油和炭黑用焦化原料油中甲苯不溶物含量的測定。 ●主要部件選用進(jìn)口元器件，采用電熱套內(nèi)熱式加熱方法，具有無明火、安全環(huán)保、加熱快、美觀
更新時(shí)間:2025-08-22
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