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To be determined, -20°C
间苯二胺,99%
Lead(II) carbonate, basic, -325 mesh, extra pure 10KG
优级纯正戊醇
1-乙基-3-甲基溴化咪唑鎓,98.0%(T)
Trimethylsilyl trifluoromethanesulfonate, 99% 50ML
3-甲基-2-戊酮, ≥98.0%
Protein S Human Plasma
Ethyl 3-anilinobut-2-enoate , 97%
Molecular sieves 4A, powder <50 micron 2.5KG
3,3-二甲基谷酰胺, ≥95.0%