5-FAM-PEO8 SE (full name: 5-Carboxyfluorescein-PEO8 propionate succinimidyl ester) has an approximately 32 Angstrom water-soluble PEG spacer that separates fluorescein and the amine-reactive SE group.

5-FAM-PEO8, succinimidyl ester is orange-yellow solid, and with molecular weight is 896.89. Abbkine supplies below price/size for your choice: $147/1 mg, $1103/10 mg.

The 5-FAM-PEO8, succinimidyl ester has below features: λEX/λEm: 494/521 nm

More Tracer reagent at https://www.abbkine.com/product-category/biochemical/tracer-reagent/.

Abbkine Scientific Co., Ltd. was founded by a number of scientists and marketing experts in the field of life science in California in 2012. With growing demands from Asia Pacific, it move its headquarters to China. Combining cutting edge technology from United States with China's manufacturing engineering and cost advantages, we aim to provide innovative, high quality assay kits, recombinant proteins, antibodies and other research tools to accelerate life science fundamental research, drug discovery, etc.