830-03-5 98% 现货

113-24-6 99% 现货

144-55-8 99.9% metals basis 现货

137-08-6 BR，99% 现货

207683-19-0 68-72% 现货

59-92-7 99% 现货

10049-21-5 reagent grade, 98% 现货

127-40-2 ≥90%(HPLC) 现货

3483-12-3 99% 现货

73049-39-5 BR，90% 现货

56-81-5 99.5% 现货

93572-42-0 purified by trichloroacetic acid extraction 现货

9000-90-2 中温α-淀粉酶，10000u/g 现货

207737-97-1 98% 现货

37340-57-1 200u/mg,粉末 现货

9004-54-0 MW:2000 现货

57-13-6 99%生物技术级 现货

51805-45-9 98% 现货

15985-39-4 98% 现货

56092-82-1 ≥98.0% (HPLC) 现货