[EN300-26676880-0.05g] 4,5-bis(4-hydroxyphenyl)-2H-pyran-2-one 3,020,818원
[EN300-26676880-0.1g] 4,5-bis(4-hydroxyphenyl)-2H-pyran-2-one 4,436,364원
[EN300-26676880-0.25g] 4,5-bis(4-hydroxyphenyl)-2H-pyran-2-one 6,279,818원
[EN300-26676880-0.5g] 4,5-bis(4-hydroxyphenyl)-2H-pyran-2-one 9,824,000원
[EN300-26676880-1g] 4,5-bis(4-hydroxyphenyl)-2H-pyran-2-one 12,562,273원