Phosphate Buffered Saline-Tween (20X, with 1% Tween-20, pH 7.4)

SKU#: IBB-171X
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Product Description

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Method: Heated to 121°C (15 psi) for 30 minutes on liquid cycle.
Storage: Room Temp.
Synonym: PBST
pH: 7.4 ± 0.2 (1X)
Notes: To make 1X, dilute 20 fold with deionized water. In case of crystal formation, warm the contents until all the crystals are dissolved.
Component NameCASMolecular WeightConcentration
Sodium Phosphate Dibasic 7558-79-4 141.96 202 mM
Potassium Phosphate Monobasic 7778-77-0 136.09 35.2 mM
Potassium Chloride 7447-40-7 74.55 54 mM
Sodium Chloride 7647-14-5 58.44 2.74 M
Tween-20 9005-64-5 ~1228 1%
Water 7732-18-5 18.02 Rest