127-07-1 98% 现货

50-81-7 99.99% metals basis 现货

28718-90-3 98% 现货

13408-09-8 98% 现货

125-20-2 95% 现货

13472-35-0 试剂级, 99% 现货

10035-04-8 试剂级, 99% 现货

26780-50-7 acid terminated,Mw 38000-54000 现货

252917-06-9 98% 现货

9012-36-6 分子生物学级，1200g/cm² 现货

7365-45-9 99% 现货

9003-99-0 300u/mg，RZ>3.0 现货

62-55-5 99% 现货

67-68-5 99%生物技术级 现货

9036-19-5 生物技术级 现货

50-91-9 99% 现货

7758-02-3 99% 现货

6055-19-2 97% 现货

10034-99-8 99.99% metals basis 现货

7791-18-6 98% 现货