PBS is a very common lab chemical used to maintain a constant pH. RPI PBS (P32200) contains sodium chloride, sodium phosphate, potassium phosphate dibasic, and potassium phosphate monobasic. This 10X concentrated powder will yield 1 Liters of 10X PBS, and can be further diluted to 10 Liters of 1X PBS.

Ingredients:

Sodium Chloride: 80 grams/liter
Potassium Chloride: 2 grams/liter
Sodium Phosphate Dibasic: 14.4 grams/liter
Sodium Phosphate Monobasic: 2.4 grams/liter

Specifications:

Appearance: White Granular Powder
Chloride: 0.136 - 0.144 moles/liter
Conductivity @ 25 oC
: 14000 - 17800 µomhos/cm
DNase, RNase, protease: Not Detected
pH (10X Solution): 6.7 - 6.9
pH (1 X Solution): 7.3 - 7.5
Solubility: Pass Test (9.89%)

The RPI brand has been serving the scientific community since 1970. Our ISO 9001:2015 and ISO GMP certifications are a testament to our dedication to quality.