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Sigma:(S)-α-纈氨酸 屬性: 產(chǎn)品名稱:L -纈氨酸, reagent grade, ≥98% (HPLC) Grade:reagent grade Quality Level:200 Assay:≥98% (HPLC)
Sigma:雷公藤內(nèi)酯 屬性: 產(chǎn)品名稱:雷公藤內(nèi)酯, from Tripterygium wilfordii, ≥98% (HPLC), solid biological source:Tripterygium wilfordii Assay:≥98% (HPLC) Form:solid
Sigma:碳酸氫鈉 屬性: Grade:ACS reagent Quality Level:300 Agency:suitable for EPA 1621, suitable for EPA 300 Assay:≥99.7%, 99.7-100.3%
Sigma:蔗糖 屬性: biological source:sugar cane Quality Level:300 product line:BioReagent Assay:≥99.5% (GC) Form:crystals
Sigma:乙?;?β-氯化甲基膽堿 屬性: Quality Level:300 Grade:certified reference material, pharmaceutical secondary standard Agency:traceable to USP 1396364 API family:methacholine chloride
Sigma:聚-L-鳥氨酸 氫溴酸鹽 屬性: 產(chǎn)品名稱:聚-L-鳥氨酸 氫溴酸鹽, mol wt 30,000-70,000 Form:powder Quality Level:200 mol wt:30,000-70,000 Color:white to off-white storage temp.:?20°C
Sigma:Nω-硝基-L-精氨酸甲酯 鹽酸鹽 屬性: 產(chǎn)品名稱:Nω-硝基-L-精氨酸甲酯 鹽酸鹽, ≥97% (TLC), powder biological source:synthetic Quality Level:200 Assay:≥97% (TLC) Form:powder
Sigma:異煙酸 屬性: Assay:99% Form:powder technique(s):cell culture | plant: suitable Mp:≥300 °C (lit.)
Sigma:馬來酸 屬性: Grade:reagent grade Quality Level:200 vapor density:4.0 (at °C, vs air) vapor pressure:≤0.1 at hPa ( 20 °C) product line:ReagentPlus® Assay:≥99% (HPLC) Form:powder Concentration:≤100%
Sigma:(±)-茉莉酸 屬性: product line:BioReagent Quality Level:200 Assay:≥97% (TLC) Form:liquid