| 分子式 | |
| 其他事项 | 4.120158Tris(hydroxymethyl)aminomethaneBiochemical grade, for analysis(HOCH2)3CNH2 M.= 121.14CAS No. 77-86-1Assay (Total base, on dry substance) ≥ 99.75% Infrared spectrometry authentic Water (KF) ≤ 0.5% Sulfated ash ≤ 0.1%pH (5% in H2O) 10.0~11.5 Heavy metals ≤ 5 ppmChloride(Cl) ≤ 5 ppmLead (Pb) ≤ 5 ppmIron (Fe) ≤ 1 ppmUV absorption (10% aq. soln.) (1 cm cell)λ 260 nm max 0.1λ 280 nm max 0.1UV absorption (40% aq. soln.) (1 cm cell)λ 290 nm max 0.2 |
辛菌胺单一异构体
编号:1ST21341 CAS号:57413-95-3 规格:10mg 浓度:99.6%
Stuart运送培养基
编号:HB8552 规格:250g 浓度:BR
异钩藤碱
编号:DY0017-0020 CAS号:6859-01-4 规格:20mg 浓度:HPLC≥98%
水中N-ε-羧乙基-L-赖氨酸溶液
编号:1ST160848-100W CAS号:5746-03-2 规格:1mL 浓度:100μg/mL
1-辛烯
编号:ACHE-N-10087-1G(O-756) CAS号:111-66-0 规格:1G
消螨酚
编号:ACHE-N-10331-100MG(F2468) 规格:100MG