荧光素-5-氨基硫脲,fluorescein-5-thiosemicarbazide,fitc-5-thiosemicarbazide
荧光素-5-氨基硫脲是一种含胺的荧光探针,可用于标记糖和蛋白质羰基衍生物
product specifications:
1.cas no:76863-28-0
2.molecular formula:c21h15n3o5s
3.molecular weight:421.43
4.packaging specification:5mg, 10mg, 25mg, flexible packaging, including 100mg packaging and 500mg 1g and 5g large packaging
5.appearance color:the product is a solid or viscous liquid, depending on the molecular weight of peg
6.dissolution conditions:soluble in most organic solvents, such as dcm, dmf, dmso, thf, etc., with good solubility in water
7.stability:-1 year at 20 ° c, dry and dark.
8.boiling point :723.8±70.0 °c(predicted)
9.density : 1.70±0.1 g/cm3(predicted)
product structure:
matters for use:
it is sensitive to light and temperature. in order to use the reagent effectively, the material should always be kept in a low temperature dry condition, away from light, and avoid frequent thawing and freezing.
storage conditions:
store at - 20 ℃ as much as possible. if conditions permit, the material can be treated under inert gas to obtain better stability of the reagent.
供应商:西安凯新生物科技有限公司
西安凯新生物科技有限公司是国内业peg供应商,可以提供不同分子量的peg衍生物,小分子peg的循环节可以做到1-36个,高分子peg分子量从1000-40000不等,可以修饰的基团有:氨基类,nhboc类,fmoc类,羧酸类,mal类,nhs类,叠氮类,dbco类,cy3/cy5/cy7类,thp类,苄基类,丙炔基类,溴代类,丙酸叔丁酯类,乙酸叔丁酯类,甲基类,磺酸酯类,巯基类,产品纯度高达98%以上,我公司凭借业的技术,诚信的经营和不断进取的精神而发展壮大,在发展的同时不忘不断总结不断优化为客户的服务。
供应商:西安凯新生物科技有限公司
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以上试剂仅用于科学研究或者工业应用等非医疗目的,非药用,非食用。接受各种复杂定制服务,合成的monodispersed pegs除了有更多样的基团还可以提供各种不同数量的peg的产品。