Sulfo-Cyanine5 NHS Methyl Type易溶于水，羧基由琥珀酸酯活化，在有机相/水相条件下,可以直接用于偶联胺基/羟基。该产品采用甲基取代，与Lumiprobe同款，与乙基型Sulfo-Cyanine5 NHS（GE）的使用方法相同。
General properties
| Appearance: | blue powder |
| Molecular weight: | 777.95 |
| Molecular formula: | C36H40N3KO8S2 |
| CAS number: | 2230212-27-6 (potassium salt), 937739-58-7 (inner salt) |
| Solubility: | very high in water |
| Quality: | HPLC (95+%) |
| Storage conditions): | Storage: 24 months after receival at -20°C in the dark. Avoid prolonged exposure to light. |
| Molar Extinction maximum: | 271 000 L*mol-1*cm-1 |
| Excitation maximum): | 646nm |
| Emission maximum): | 662nm |