草酸二乙酯，Diethyl oxalate；purum, ≥99.0% (GC)
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![图片 2,2',3,4,4',5,6-七溴联苯醚，2,2',3,4,4',5,6-Heptabromodiphenyl Ether [PBDE 181]](https://www.bszh.cn/images/thumbs/0010713_2234456-2234456-heptabromodiphenyl-ether-pbde-181_32.jpeg "显示明细 2,2',3,4,4',5,6-七溴联苯醚，2,2',3,4,4',5,6-Heptabromodiphenyl Ether [PBDE 181]")
2,2',3,4,4',5,6-七溴联苯醚，2,2',3,4,4',5,6-Heptabromodiphenyl Ether [PBDE 181] -
![图片 β-乳球蛋白来源于牛奶，β-Lactoglobulin from bovine milk [β-LG, Bos d 5, BLG]；≥90% (PAGE), lyophilized powder](https://www.bszh.cn/images/thumbs/0015711_-lactoglobulin-from-bovine-milk-lg-bos-d-5-blg90-page-lyophilized-powder_32.webp "显示明细 β-乳球蛋白来源于牛奶，β-Lactoglobulin from bovine milk [β-LG, Bos d 5, BLG]；≥90% (PAGE), lyophilized powder")
β-乳球蛋白来源于牛奶，β-Lactoglobulin from bovine milk [β-LG, Bos d 5, BLG]；≥90% (PAGE), lyophilized powder -
3-氨基苯甲酸乙酯，Ethyl 3-aminobenzoate；reference material, ≥97.0% (GC) -
对甲酰基苯甲酸，4-Formylbenzoic acid；97% -
![图片 高密度脂蛋白来源于人类血浆，Lipoprotein, high density from human plasma [HDL]；≥95% (SDS-PAGE), solution](https://www.bszh.cn/images/thumbs/default-image_32.png "显示明细 高密度脂蛋白来源于人类血浆，Lipoprotein, high density from human plasma [HDL]；≥95% (SDS-PAGE), solution")
高密度脂蛋白来源于人类血浆，Lipoprotein, high density from human plasma [HDL]；≥95% (SDS-PAGE), solution -
菠萝蛋白酶来源于菠萝的茎，Bromelain from pineapple stem；5-15 units/mg protein
