
产品分类
ProductsSigma:Luzindole,L2407-5MG 属性: 检测方案:≥90% 溶解性:DMSO: 5mg/mL 储存温度:−20°C
Sigma:脂多糖 来源于大肠杆菌 0111:B4 属性: 生物来源:Escherichia coli(O111:B4) 质量水平:300 形式:lyophilized powder 纯化方式:gel-filtration chromatography 杂质:1% Protein 颜色:white to faint yellow 溶解性:water: soluble 运输:ambient
Sigma:Triton™ X-100 属性: 描述:non-ionic 质量水平:200 形式:liquid 分子量:micellar avg mol wt 80,000 average mol wt 625 包装:ampule of 5, 5x5, 10x5mL 聚集数:100-155 CMC:0.2-0.9mM (20-25°C)
Sigma:KCl 属性: 产品线:BioXtra 质量水平:200 检测方案:≥99.0% 杂质:≤0.0005% Phosphorus (P) ≤0.1% Insoluble matter Mp:770°C (lit.) 溶解性:H2O: 1M, clear, colorless 密度:1.98g/mLat 25°C (lit.)
Sigma:L-5-Hydroxytryptophan,107751-1G 属性: 质量水平:100 检测方案:98% (calc. on dried substance) 形式:solid 旋光性:[α]22/D −30°, c =1 in H2O 反应适用性:reaction type: solution phase peptide synthesis
Sigma:γ-氨基丁酸,A2129-10G 属性: 质量水平:200 检测方案:≥99% 形式:powder or crystals 储存条件:(Tightly closed. Dry.) 颜色:colorless Mp:195°C (dec.) (lit.)
Sigma:邻联茴香胺,D9143-5G 属性: 质量水平:200 形式:powder 溶解性:H2O: slightly soluble aqueous acid: soluble
Sigma:阿尔新蓝 8GX 溶液,66011-100ML-F 属性: 等级:for microscopy 质量水平:100 形式:liquid 浓度:1% in solution (in 3% acetic acid) 密度:0.996-1.016g/cm3 ε (消光系数):2.4 at 619nm in H2O
Sigma:硫代乙醇酸,T3758-100ML 属性: 蒸汽密度:3.2 (vs air) 质量水平:200 蒸汽压:0.4 mmHg ( 25 °C) 检测方案:98% 形式:liquid 自燃温度:662°F 颜色:clear colorless 折射率:n20/D 1.505 (lit.) Bp:96°C/5mmHg (lit.) Mp:−16°C (lit.) 密度:1.326g
Sigma:尿素 属性: 等级:ACS reagent 质量水平:200 检测方案: ≤0.001% (Heavy Metals by ICP-OES, metals basis) 99.0-100.5% 形式:solid 杂质:≤0.01% Insoluble matter 灼烧残渣:≤0.01% Mp:132-135°C (lit.) 溶解性:H2O: soluble