PBS 20X This is a concentrated form of PBS (1x) supplied as a 20X concentrate . Simply dilute 1 in 20 to working strength. One litre will make 20 litres of PBS (1x) working strength. Supplied as pH 6.8 the pH increases with dilution to pH 7.4
Phosphate Buffered Saline 20X Sterile Molecular Biology Grade
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