西安凯新为您提供的二种水溶性CdS/ZnS核壳荧光量子点：
（一）：分散在水溶液中水溶性的CdS/ZnS核壳荧光量子点，通过双硫键修饰上PEG，表面功能化活性基团为COOH-Carboxy functional ligands羧基。
Product name: CdS/ZnS Core/Shell Quantum Dot coated with PEG in water Carboxy functional
CdS/ZnS Fluorescent nanocrystals coated with PEG Carboxy functional, in water nm
Emisson tolerance: ±25 nm
FWHM（半峰宽）: 25-35 nm
Quantum yield(量子产率): 50%-90%
Surface group: Carboxy (COOH)
Concentreation：5mg/ml
Solvent: water
PEG Molecular Weight: 1000
Storage: 4-25℃ in the dark, Do not freeze ,12 months
（二）：分散在水溶液中水溶性的CdS/ZnS核壳荧光量子点，通过双硫键修饰上PEG，表面功能化活性基团为NH2-Amine functional ligands氨基。
Product name: CdS/ZnS Core/Shell Quantum Dot coated with PEG in water amine functional
CdS/ZnS Fluorescent nanocrystals coated with PEG amine functional, in water nm
Emisson tolerance: ±25 nm
FWHM（半峰宽）: 25-35 nm
Quantum yield(量子产率): 50%-90%
Surface group: Amine (NH2)
Concentreation：5mg/ml
Solvent: water
PEG Molecular Weight: 1000
Storage: 4-25℃ in the dark, Do not freeze ,12 months