Home / Standards / GB/T 20770-2006 GB/T 20770-2006 Determination of 372 pesticides and related chemicals residues in grain—LC-MS-MS method 粮谷中372种农药及相关化学品残留量的测定 液相色谱-串联质谱法 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A