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Sigma:L -賴氨酸,L5501-5G 屬性: 質(zhì)量水平:200 檢測方案:≥98% (TLC) 形式:powder 技術(shù):ligand binding assay: suitable 顏色:white to off-white Mp:215°C (dec.) (lit.) 溶解性:H2O: soluble SMILES字符串:NCCCC[C@H](N)C(O)=O
Sigma:L-蘇 an 酸,T8625-25G 屬性: 等級:reagent grade 質(zhì)量水平:200 檢測方案:≥98% (HPLC) 形式:powder 顏色:white to off-white Mp:256°C (dec.) (lit.) 溶解性:H2O: 50mg/mL, clear, colorless 應(yīng)用:cell analysis
Sigma:TWEEN 20,P7949-500ML 屬性: 生物來源:plant 質(zhì)量水平:300 描述:non-ionic 產(chǎn)品線:BioXtra 形式:viscous liquid 分子量:~1228 組成:lauric acid, ≥40% (balance primarily myristic, palmoyic, and stearic acids)
Sigma:(+)-抗壞血酸鈉 L,A7631-25G 屬性: 生物來源:synthetic 質(zhì)量水平:300 檢測方案:≥98% 形式:crystalline 技術(shù):HPLC: suitable 顏色:white to off-white Mp:220°C (dec.) (lit.)
Sigma:L -抗壞血酸,47863 屬性: 等級:analytical standard 質(zhì)量水平:100 形式:solid CofA:current certificate can be downloaded 特點(diǎn):standard type water soluble vitamin 包裝:ampule of 1000mg 技術(shù):HPLC: suitable gas chromatogr
Sigma:ATRA,R2625-50MG 屬性: 生物來源:synthetic (organic) 質(zhì)量水平:200 檢測方案:≥98% (HPLC) 形式:powder 技術(shù):cell culture | mammalian: suitable 顏色:yellow Mp:180-181°C (lit.) 溶解性:chloroform: 50mg/mL 儲存溫度:?20°C
Sigma:HEDTA 三鈉鹽水合物,161535-1KG 屬性: 質(zhì)量水平:200 檢測方案:99% 形式:solid Mp:288°C (dec.) (lit.) SMILES字符串:O.[Na+].[Na+].[Na+].OCCN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O
Sigma:β-Ala,05160-50G 屬性: 產(chǎn)品線:BioXtra 質(zhì)量水平:300 檢測方案:≥99.0% (NT) 形式:crystals 灼燒殘渣:≤0.1% (as SO4) 缺失:≤0.1% loss on drying, 20 °C (HV) Mp:~200°C (dec.) 202°C (dec.) (lit.)
Sigma:聚(乙二醇),84797-250G-F 屬性: 質(zhì)量水平:200 產(chǎn)品線:BioUltra 形式:powder 分子量:Mr1900-2200 雜質(zhì):insoluble matter:, passes filter test ≤0.001% peroxides (as H2O2): pH值(酸堿度):5.5-7.0 (25°C, 50mg/mL in H2O)
Sigma:聚(乙二醇),88276-250G-F 屬性: 質(zhì)量水平:200 產(chǎn)品線:BioUltra 形式:powder 分子量:Mr3000-3700 雜質(zhì):insoluble matters, passes filter test pH值(酸堿度):5.5-7.0 (25°C, 50mg/mL in H2O)