综合成人亚洲偷自拍色,一个人看的免费高清www视频,伊人色综合一区二区三区,在线播放五十路熟妇,伊人激情av一区二区三区

Home > Compound Synonyms > 3-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-6,7-dimethyl-4H-chromen-4-one

CAS No. : 1353223-95-6 Formula : C18H16O5 Molecular Weight. : 312.317 Check Encyclopedia

Synonyms : 3,4'-dihydroxy-3'-methoxyflavone; 3-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-6,7-dimethyl-4H-chromen-4-one;

Supplier : All (2) China Suppliers (1) Price Available (1) Contractor (1)

Recommended Supplier	Purity	Lead Time	Packing	Price	View
Hangzhou J&H Chemical Co., Ltd.	98%	-	1kg	Request For Qutation
COMBI-BLOCKS	98%	5Day (s)	250mg	$220