[EN300-2008947-0.05g] ethyl (2E)-4-oxobut-2-enoate 173,500원
[EN300-2008947-0.1g] ethyl (2E)-4-oxobut-2-enoate 173,500원
[EN300-2008947-0.25g] ethyl (2E)-4-oxobut-2-enoate 173,500원
[EN300-2008947-0.5g] ethyl (2E)-4-oxobut-2-enoate 175,600원
[EN300-2008947-1g] ethyl (2E)-4-oxobut-2-enoate 186,600원
[EN300-2008947-2.5g] ethyl (2E)-4-oxobut-2-enoate 210,400원
[EN300-2008947-5g] ethyl (2E)-4-oxobut-2-enoate 249,600원
[EN300-2008947-10g] ethyl (2E)-4-oxobut-2-enoate 334,600원