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Product Name

 POPSO BUFFER (FOR BIOCHEMISTRY)

Article No

 P0163900050

CAS No

 68189-43-5

Molecular Formula

 C10H22N2O8S2.2H2O

Molecular Weight

 398.5

Specifications

Appearance:

 White powder

Chloride (Cl):

 Max 0.2%

Sulphate (SO4):

 Max 0.05%

Sodium (Na):

 Max 0.1%

Lead (Pb):

 Max 0.005%

Iron (Fe):

 Max 0.005%

Copper (Cu):

 Max 0.005%

Assay:

 Min 97%

Cadmium (Cd):

 Max 0.005%

Calcium (Ca):

 Max 0.005%

Cobalt (Co):

 Max 0.005%

Nickel (Ni):

 Max 0.005%

Potassium (K):

 Max 0.01%

Zinc (Zn):

 Max 0.005%

pK (at 20°C):

 7.85

Solubility (0.1 M in 1 M NaOH; 20°C):

 Clear