Titanium disc

Vent Filter

通气过滤器

Wedelolactone

蟛蜞菊内酯

Whirl-Pak^?Stand-Up Bag

Whirl-Pak^?Write-On Bag

Withanolide A

(5α,6α,7α,22R)-6,7-Epoxy-5,20,22-trihydroxy-1-oxo-ergosta-2,24-dien-26-oic acid δ-lactone

[({[(2S,3R)-2-Amino-3-hydroxybutanoyl]amino}acetyl)amino]acetic acid

Arctigenin

（3,4）-4-[（3,4-二甲氧基苯基）甲基]二氢-3-[（4-羟基-3-甲氧基苯基）甲基]-2（3H）-呋喃酮

(-)-Epigallocatechin

(-)-表没食子儿茶素

(-)-Sophoranone

(+)-Catechin 5-gallate

(+)-儿茶素5-没食子酸酯