ASTM D7134-05(2012)
通过基质辅助激光解吸/电离(MALDI) - 飞行时间(TOF)质谱(MS)的分子量平均值和无规聚苯乙烯的分子质量分布的标准测试方法
Standard Test Method for Molecular Mass Averages and Molecular Mass Distribution of Atactic Polystyrene by Matrix Assisted Laser Desorption/Ionization (MALDI)-Time of Flight (TOF) Mass Spectrometry (M