Polymethylenepolyphenylene isocyanate, triethylenetetramine polymer
CAS No. 72797-30-9
Vat Yellow 28 4229-15-6
BOC-D-MELEU-OH 267223-87-0
N-[叔丁氧羰基]-N-甲基-D-异亮氨酸
O.Ti.V.W 267224-39-5