黄色琥珀，非常粘稠，无臭或几乎无臭的液体。
Yellow to amber, very viscous, odorless or practically odorless liquid.
为白色或几乎白色的结晶性粉末；无臭，味苦。本品在乙醇中溶解，在水中微溶。
It's a white or almost white microcrystalline powder, odorless, bitter taste, sparingly soluble in water and soluble in alcohol.
为白色或几乎白色的结晶性粉末；无臭，味苦。本品在乙醇中溶解，在水中微溶。
It's a white or almost white microcrystalline powder, odorless, bitter taste, sparingly soluble in water and soluble in alcohol.
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