4402598 350952 区块确认 区块哈希 bafy2bzaced3qcbkdmo67drkd2utuq7pl7ughyvudnvfmzsm5q3a4emxq5noge bafy2bzaced2gwrxty7uoag6rwrfdvglbayiu3k5lyn5ezk22iiz4dz7do3jyi bafy2bzacedafficm5oubhueyhsuook3hudnnsq52cbjkxjqkguaac3jvylrto
Absorbance was subsequently read at 415 nm after incubation (10 min, room temperature) against a methanol blank. Quercetin (0–100 mg/L) was used to plot a standard calibration curve (Y = 0.02891X + 0.0036; R2 = 0.99), and total flavonoid content was expressed as mg of quercetin ...