Produced as a 10X concentrate, National Diagnostics' PBS is a clear, RNase free solution. After dilution to 1X, PBS contains 137 mM NaCl, 2.7 mM KCl, and 10 mM phosphate buffer at a pH of 7.4.

Keep in a tightly closed container, stored in a cooled, dry, ventilated area.

Avoid contact and inhalation. Do not get in eyes, on skin, on clothing. Wash thoroughly after handling.

• Stringent quality control ensures stability
• Ultra-pure teagents in 18 MegOhm water
• Manufactured with 0.2 Micron filtration