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Sigma:磺胺嘧啶,35033-100MG,CAS:68-35-9 屬性: 質(zhì)量水平:100 等級:analytical standard 機構(gòu)/方法:EPA 1694 產(chǎn)品線:VETRANAL® 形式:neat
Sigma:白藜蘆醇,34092-100MG,CAS:501-36-0 屬性: 等級:analytical standard 質(zhì)量水平:100 形式:neat 保質(zhì)期:limited shelf life, expiry date on the label 應(yīng)用:HPLC: suitable gas chromatography (GC): suitable
Sigma:丁酸鈉,303410-5g,CAS:156-54-7 屬性: 質(zhì)量水平:200 測定:98% Mp:250-253°C (lit.) SMILES string:[Na+].CCCC([O-])=O
Sigma:氯化鈷,31277-100G,CAS:7791-13-1 屬性: 質(zhì)量水平:200 等級:ACS reagent puriss. p.a. 機構(gòu)/方法:reag. Ph. Eur. 蒸汽壓:40 mmHg ( 0 °C) 測定:98-102% 形式:solid 雜質(zhì): ≤0.01% water-insoluble matter
Sigma:結(jié)晶紫,32675-500G,CAS:548-62-9 屬性: 質(zhì)量水平:200 等級:indicator for the determination of the redox potential 測定:≥96% (HPLC) 形式:powder 應(yīng)用:hematology: suitable histology: suitable 顏色:S. No.: 785
Sigma:重水,364312-10g,CAS:7789-20-0 屬性: 等級:standard 同位素純度:99.98atom %±0.01atom %D 應(yīng)用:NMR: suitable Bp:101.4°C (lit.) Mp:3.8°C (lit.)
Sigma:丙酮酸,107360-25G,CAS:127-17-3 屬性: 測定:98% 折射率:n20/D 1.428 (lit.) Bp:165°C (lit.) Mp:11-12°C (lit.) 溶解性:H2O: miscible alcohol: miscible diethyl ether: miscible 密度:1.267g/mLat 25°C (lit.)
Sigma:L -抗壞血酸,33034-100G,CAS:50-81-7 屬性: 質(zhì)量水平:200 生物來源:synthetic 等級:ACS reagent puriss. p.a. 機構(gòu)/方法:Ph. Eur. USP/NF reag. ISO 測定:99.7-100.5% (oxidimetric) 形式:solid 旋光性:[α]20/D +20.5 to +21.5°, c =10%
Sigma:礦物油,330779-1L,CAS:8042-47-5 屬性: 質(zhì)量水平:200 形式:viscous liquid 顏色:white 折射率:n20/D 1.467 (lit.) 密度:0.838g/mLat 25°C
Sigma:膽紅素,14370-250MG,CAS:635-65-4 屬性: 等級:purum 測定:≥95.0% (UV) 形式:powder 灼燒殘渣:≤0.5%