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For further processing only. Others Poly A potassium salt solution Poly(A) 3.6.3.1.14.3 potassium salt, solution 12159074103 Poly (A) Potassium Salt, Solution Poly(A) Reagents, kits custom fill Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "Poly (A) Potassium Salt, Solution". Unit of measure is "g". 26763-19-9 en Use Poly(A) as a carrier for quantitative precipitation of DNA and RNA. en Poly(A) supports precipitation of DNA and RNA. en Appearance: Clear, colorless solution pH value: 6.5±0.5 Content (A257): 4.5-5.5 mg/mL Mean strand length (gel electrophoresis): 3000-10000 nucleotides Ribonucleases (fluorescence polarisation): Negative A250/A260: 0.86-0.90 A280/A260: 0.28-0.32 A290/A260: 0.03-0.05 Stability: At -15 to -25°C within specification range for 36 months. en