多聚-L-赖氨酸氢溴酸盐 [多聚赖氨酸],Poly-L-lysine hydrobromide;mol wt ≥300,000, lyophilized powder, γ-irradiated, BioXtra, suitable for cell culture
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三氧化二锑,Antimony(III) oxide;99.99% trace metals basis
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硫酸粘杆菌素 [多粘菌素E硫酸盐],Colistin sulfate salt;Pharmaceutical Secondary Standard; Certified Reference Material
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甲基磺酸钠,Sodium methanesulfonate;traceable to primary standards (LGC)
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左旋多巴,3,4-Dihydroxy-L-phenylalanine [L-DOPA];≥98% (TLC)
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三甲基原甲酸酯 [原甲酸三甲酯],Trimethyl orthoformate [TMOF];anhydrous, 99.8%
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二甲基亚砜,Dimethyl sulfoxide [DMSO];Hybri-Max™, sterile-filtered, BioReagent, suitable for hybridoma, ≥99.7%