Pneumococcal Polysaccharide Powder Type 4 (US Type 4) (ATCC® 18-X™) Type Strain: no / Biosafety Level: 1 General Information Characteristics History Documentation Print Email Share Share this product Facebook Twitter Google+ Isolation Extracted from Streptococcus pneumoniae by Merck, Sharp & Dohme Biosafety Level 1 Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country. Antigenic Properties Type 4 (Danish designation 4) Product Format frozen 2 mg Preceptrol® no Type Strain no Antigenic Properties Type 4 (Danish designation 4) Name of Depositor Merck, Sharp & Dohme Isolation Extracted from Streptococcus pneumoniae by Merck, Sharp & Dohme Basic Documentation Product Sheet Certificate of Analysis SDS