Chemical reagents for laboratory or research use; dye labeling reagents for laboratory or research use; polymer reagents for laboratory or research use; chemical reagents for laboratory or research use, namely, polyethylene glycol-based reagents, alkyne based reagents, dibenzocyclooctyne based reagents, bicyclononyne-based reagents, azide-based reagents, trans-cyclooctene-based reagents, tetrazine-based reagents, boron-dipyrromethene-based reagents, fluorescein-based reagents, rhodamine-based reagents, cyanine-based reagents, pyrene-based reagents, biotin-based reagents, amine-based reagents, aminooxy-based reagents, butyloxycarbonyl-based reagents, bromide-based reagents, dinitrophenol-based reagents, fluorenylmethyloxycarbonyl-based reagents, maleimide-based reagents, aldehyde-based reagents, phosphonate-based reagents, sulfonic acid-based reagents, tosyl-based reagents, thiol-based reagents, peptide-based reagents, pegylation reagents, cross-linking reagents, and click chemistry reagents

Online retail stores and retail stores services featuring chemical reagents, dye labeling reagents, and polymer reagents and on-line advertising services in the field of chemical reagents, dye labeling reagents, and polymer reagents for others; online retail store and retail store services featuring chemical synthesis services and bio-conjugation services and on-line advertising in the field of chemical synthesis services and bio-conjugation services for others; business operation, business administration and office functions