Coumarin reference substance is a primary reference standard with certified absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).
soluble in chloroform and ethanol
usually a stock item
room temperature
Warning
ambient conditions
lactone
AZ_2542_EN.pdf
SDB_80017_EN.pdf
Coumarin phyproof® Reference Substance | PhytoLab
Coumarin Reference Substance | CAS # 91-64-5 | Herbal Reference Standard | Analytical Testing & Quality Control | From 108 € for 100 mg
Coumarin, Reference Substance, Herbal Reference Standard