Manufacturer: quartett

Founded in 1986, quartett GmbH is a German family-owned manufacturer of bio reagents, biochemicals and cosmetics and offers high quality products as well as a variety of services to customers around the world. 
Among their many products are melanoma markers such as the Anti PRAME (clone QR005), the Anti Melanoma (clone HMB-45), the Anti Melan A (clone A103), the Anti SOX10 (clone QR006) and the checkpoint marker PD-L1 (clone QR001).

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