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Sigma:硫酸銅,C7631-250G,CAS:7758-99-8 屬性: 質(zhì)量水平:100 蒸汽壓:7.3 mmHg ( 25 °C) 產(chǎn)品線:ReagentPlus® 測定:≥98.0% 形式:powder or crystals pH值(酸堿度):3.7-4.5 (25°C, 50g/L)
Sigma:氯化鈉,S3014-500G,CAS:7647-14-5 屬性: 質(zhì)量水平:200 等級:for molecular biology 測定:≥99% (titration) 形式:crystalline 濁度:≤3.5NTU pH值(酸堿度):7 Mp:801°C (lit.) 溶解性:H2O: 1g/10 mL, clear, colorless
Sigma:氯化鈉,S9888-500G 屬性: 質(zhì)量水平:200 等級:ACS reagent 蒸汽壓:1.33 hPa ( 865 °C) 測定:≥99.0% 形式:powder 雜質(zhì):≤0.005% Insoluble matter pH值(酸堿度):5.0-9.0 (25°C, 5% in solution)
Sigma:氯化鈉,746398-500g,CAS:7647-14-5 屬性: 質(zhì)量水平:100 等級:ACS reagent anhydrous 蒸汽壓:1.33 hPa ( 865 °C) 產(chǎn)品線:Redi-Dri™ 測定:≥99% 形式:powder 質(zhì)量:free-flowing 雜質(zhì):≤0.005% Insoluble matter
Sigma:氯化鈉,S1679-500G,CAS:7647-14-5 屬性: 質(zhì)量水平:200 蒸汽壓:1.33 (1.00 mmHg) at 865 °C hPa 測定:99.0-100.5% 形式:solid 質(zhì)量:meets analytical specification of Ph. Eur., BP, USP 缺失:≤0.5% loss on drying pH值(酸堿度):7
Sigma:氯化鈉,S5886-500G,CAS:7647-14-5 屬性: 質(zhì)量水平:200 產(chǎn)品線:BioReagent 測定:≥99% 形式:powder or crystals 應(yīng)用:cell culture | insect: suitable cell culture | mammalian: suitable cell culture | plant: suitable
Sigma:核糖核酸酶A,R4875-100MG,CAS:9001-99-4 屬性: 質(zhì)量水平:200 類型:Type I-A 測定:≥60% RNaseA basis (SDS-PAGE) 形式:powder specific activity:≥50Kunitz units/mg protein 分子量:~13,700 雜質(zhì):salt, essentially free
Sigma:L-谷氨酰胺(溶液),G7513-100ML,CAS:56-85-9 屬性: 質(zhì)量水平:400 無菌性:sterile-filtered 產(chǎn)品線:BioXtra 形式:solution 濃度:200mM 應(yīng)用:cell culture | mammalian: suitable 雜質(zhì):endotoxin, tested 運(yùn)輸:dry ice 儲(chǔ)存溫度:?20°C
Sigma:辣根過氧化物酶(POD),P8375-1KU,CAS:9003-99-0 屬性: 質(zhì)量水平:300 類型:Type VI 形式:essentially salt-free, lyophilized powder specific activity:≥250units/mg solid (using pyrogallol)
Sigma:次huang嘌呤,H9377-1G,CAS:68-94-0 屬性: 質(zhì)量水平:200 生物來源:synthetic (organic) 測定:≥99.0% 形式:powder Mp:300°C (lit.)