Amresco 0428-100MG X-GAL 5-溴-4-氯-3-吲哚-β-D-半乳糖苷 (X-gal)

Amresco 0428-100MG X-GAL 5-溴-4-氯-3-吲哚-β-D-半乳糖苷 (X-gal)