![]() Food contact materials - Polymer - Determination of 1,1,1-trimethylolpropane in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中1,1,1-三甲醇丙烷的测定 气相色谱法 |
![]() Food contact materials - Polymer - Determination of 1,2-dihydroxybenzene,1,3-dihydroxybenzene,1,4-dihydroxybenzene,4,4’-dihydroxybenzophenone and 4,4’dihydroxybiphenyl in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中1,2-苯二酚、1,3-苯二酚、1,4-苯二酚、4,4’-二羟二苯甲酮、4,4'-二羟联苯的测定 高效液相色谱法 |
![]() Food contact materials - Polymer - Determination of 1,3-benzenedimethanamine in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中1,3-苯二甲胺的测定 高效液相色谱法 |
![]() Belt drives - Pulleys and V-ribbed belts for industrial applications - PH, PJ, PK, PL and PM profiles:dimensions 带传动 工业用多楔带与带轮 PH、PJ、PK、PL和PM型:尺寸 |
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