异丙基-β-D-硫代半乳糖苷 IPTG 0487(1g) Amresco 425 5-溴-4-氯-3-吲哚半乳糖苷 x-gal 0428(1g) Amresco 528 蔗糖 Surose Ultra Pure 0335(500g) Amresco 200 二硫苏糖醇 DTT 0281(5g) Amresco 718 D-甘露醇 D-Mannitol 0122(500g) Amresco 328