Xanthene Back Catalog number: 73460 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11156.7-50-ME Perfluoroheptane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL, Price on request H952702 1-Hydroxypyrene-d9, 1mg Price on request 679938 Betaxolol hydrochloride, 10mg Price on request