Specification Sheet
Product Name
5(6)-Carboxy-X-rhodamine BioReagent, suitable for fluorescence
Product Number
21965
Product Brand
SIGMA
CAS Number
198978-94-8
Molecular Weight
534.60
Test | Specification |
---|---|
APPEARANCE (COLOR) | Red to Very Dark Red to Very Dark Blue |
APPEARANCE (FORM) | Powder or Crystals |
PURITY (HPCE AREA %) | ≥ 50.0 % |
REMARKS ON HPCE | SUM OF TWO ISOMERS |
PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
EMISSION MAXIMUM | 595 ± 10 nm |
REMARKS ON LUMINESCENCE | EX. 570 NM IN 0.1 M TRIS PH 8.0 |
RECOMMENDED RETEST PERIOD | 48 MONTHS |