L-Cystine Back Catalog number: 72923 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4966-100-ME Antidepressant Mix 02, 100μg/ml in MeOH, 1ml Price on request 680142 13C6-Thiabendazole, 10mg Price on request 10864.10-5MG Serotonin-13C2, 15N Price on request