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ATCC Pfizer Pneumococcal polysaccharide powder Type 22 (d22F) 2 mg
Supplier: ATCC 527X

Purified pneumococcal polysaccharide type 22F (US type 22) is manufactured by Pfizer, Inc., for small-quantity distribution by ATCC. The pneumococcal polysaccharide type 22F can be used to assay for type-specific antibodies, research immune responses, and study immunodeficiencies.
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