For further processing only. Others FastStart PCR Buffer with 20 mM MgCl2 FastStart PCR Buffer 3.6.6.4.56.1 10x conc., with 20 mM MgCl2 12161516103 PCR buffer (10X) w MgCl2 FastStart PCR Buffer Reagents, kits custom fill 10x conc., with 20 mM MgCl2 CustomBiotech product. Please contact your local representative. Will be supplied as ''PCR buffer (10X) w MgCl2''. Unit of measure is ''mL''.  Use this buffer together with FastStart Taq DNA Polymerase. For applications refer to FastStart Taq DNA Polymerase, 5 kU, GMP Grade. en Standard reaction buffer for PCR using FastStart Taq DNA Polymerase. en Appearance: Clear, colorless solution Contents: Tris/HCl, 500 mmol/L; (NH4)2SO4, 50 mmol/L; KCl, 100 mmol/L; MgCl2, 20 mmol/L; pH approximately 8.3 at +25°C Unspecific endonucleases (λDNA): Not detectable in up to 20 μL after 16 hours incubation at +37°C. Nicking activity (pBR322 DNA): Not detectable in up to 20 μL after 16 hours incubation at +37°C. Ribonucleases (MS2 RNA): Not detectable in up to 20 μL after 1 hour incubation at +37°C. Function test in PCR (50 pg human genomic DNA, 365 bp tPA fragment): Corresponds to specification Stability: At -15 to -25°C within specification range for 12 months. en