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product description: Prostate Specific Antigen (PSA), High Purity 

lot number: [lot specific] 

source: Human seminal plasma 

form: Liquid, aseptically filtered 

purity: >96% by SDS-PAGE 

buffer: 0.1M Tris acetate, 20% glycerol, pH 6 ±0.2 

preservative: 0.09% NaN3 

molecular weight: ~29kDa (cluster of bands) 

PSA activity: [lot specific] mg/mL (by ECLIA) 

bioburden: <10 CFU/mL 

manufacture date: [lot specific] 

expiration date: [lot specific] 

storage: -20°C avoiding multiple freeze thaw cycles.

hazard/biohazard: This material contains sodium azide as a preservative; take appropriate precaution. There is no known biohazard associated with this product. 

Donor material has been tested and found negative for HBsAg, anti-HCV and anti-HIV 1&2 by FDA approved methods. 

Donors tested negative for viral DNA/RNA for HBV, HIV 1 and HCV by PCR. However, this material should still be handled with caution as potentially hazardous