N-N-Dimethylacetamide 99.8%(分子筛、 Water≤50 ppm),99.9%(GC标准试剂),99.8%(HPLC色谱试剂),AR,99%,GR, 99.8%,99.8%(光谱试剂),99.8%(多肽合成试剂),99.9%(GC顶空测试),spectrophotometric grade, ≥99%,99.9%