Sigma-Aldrich
Nickel
镍
Octanoic Acid
正辛酸
Papain from papaya latex
木瓜蛋白酶
Phenolphthalein β-D-glucuronide
苯酚 β-D-葡萄糖醛酸
Platinum
铂
Poly-L-lysine hydrobromide
聚-L-赖氨酸 氢溴酸盐
Silver
银
Tantalum
钽