98%      CAS No.:116817-86-8

99%      CAS No.:7783-03-1

99.9%（400目，高纯试剂）      CAS No.:7440-21-3

98%      CAS No.:122-32-7

粘度10000-20000mpa.s      CAS No.:63148-62-9

≥90% (HPLC)      CAS No.:21293-29-8

非离子型去垢试剂      CAS No.:9005-67-8

99.5% metals basis      CAS No.:7440-70-2

生物技术级      CAS No.:31282-04-9

98%      CAS No.:61825-94-3

99%, 高纯级      CAS No.:50-70-4