全部 源叶

全部 1g 250mg 5g 100mg 25g 50mg 100g 10g 500g 500mg 25mg 200mg 5mg 10mg 1ml 25ml 5ml 50g 1mg 2.5kg 250g 20mg 1.2ml 2g 10kg 20g 1kg 5×100g 5*500g 100ml 10l 2.5l 500ml 10ml 1l 250ml 50ml 2mg 2.5g 400ml 5l 2.5mg

全部 ≥97% 97% 98% 95% ≥98% ≥95% 96% ≥96% 99% ≥99% ≥98%(gc) ≥98%(hplc) ≥95%(hplc) ≥95.0% 90% ≥97%(hplc) ≥97.0% >97% >98%(gc) 94% br,98% ≥94% ≥95%(gc) ≥97%(gc) ≥97%(t) ≥98%(t) 98%(hplc) br,99% ≥90% ≥95%(t) ≥98.0% 适用于合成 >95%(hplc) >95% >97%(gc) >97%(n) >98%(t) >98.0% 0.05%(w/v)in water 0.5%(w/v)in water 0.97 10%溶液在丙二醇中 1000μg/ml in methanol,不确定2% 50%水溶液 70% 75% 80% 85% 88% 93%(hplc) 93% 95%(gc) 97%(hplc) 98%, 10mm in dmso 98%, mixture of isomers 98+% ar, ≥99% ar,98% ar,98.5% ar,99.5% ar beads,50-60% h2o br,90% br,97% bs ex:560nm, em:580nm, ≥98%(hplc) for gc-hs, ≥99.8%(gc) standard for gc, ≥99.5%(gc) usp ≥85% ≥90%(hplc)(mixed spin) ≥90%(hplc) ≥90%, mixture of isomers ≥95%, contains 250 ppm bht as inhibitor ≥95%, isomeric mixture ≥95%, mixture of cis and trans isomers ≥96%(gc), mixture of isomers ≥96%(gc) ≥96%(hplc) ≥96%(t) ≥96.5%(hplc) ≥97%(mainly cis) ≥97%(mixture of isomers) ≥97%,≥98%(ee) ≥98%(gc)(t) ≥98%, mixture of isomers ≥98%,stabilized with cu+hq+mgo ≥98%,≥99%(ee) ≥99%(hplc), 用于光谱测定没食子酸 ≥99%, metal<3000ppm ≥99.9% metals basis 分析标准品 化学发光试剂级 工业级, ≥70% 工业级, ≥90%, mixture of isomers 工业级, ≥90% 指示剂, ph 6.8-8.0 无动物源, 低内毒素, 用于细胞培养, ≥97% 特纯,97% 特纯,98% 生物染色剂 用于分子生物学, ≥99.5%(t) 用于植物细胞培养, ≥97% 用于植物细胞培养, ≥99.5% 用于细胞培养, ≥85% 用于细胞培养, ≥90%(hplc) 用于细胞培养, ≥99% 用于细胞培养, 用于昆虫细胞培养, ≥97% 苯并异噻唑啉酮 10%溶液 试剂级 超纯,99% 适用于合成, ≥98% 高级纯, ≥99%(hplc)