Sigma-Aldrich
Nickel
O-(4-Nitrophenylphosphoryl)choline
O-胆碱
Pentamidine isethionate salt
喷他脒 羟乙基磺酸盐
卵磷脂酶 A, Phospholipase A2 from porcine pancreas
Platinum
Pro-Gly
Ribonucleic acid diethylaminoethanol salt
核糖核酸
Silver