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POPSO BUFFER For Biochemistry

Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate; Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid)

COAs

Packings

50 g (00050)

100 g (00100)

1GBA000120 1GBA000180
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Article No. 5320B Grade For Biochemistry
Purity 97% CAS No. 68189-43-5
Molecular Formula C10H22N2O8S2.2H2O Molecular Weight 398.5
H.S. Code 2933.5990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
Melting point/ Freezing point [°C] 300 °C

Specifications

Appearance White powder Assay Min 97%
Solubility (0.1 M in 1 M NaOH; 20°C) Clear pK (at 20°C) 7.85
Chloride (Cl) Max 0.2% Copper (Cu) Max 0.005%
Sulphate (SO4) Max 0.05% Iron (Fe) Max 0.005%
Calcium (Ca) Max 0.005% Potassium (K) Max 0.01%
Cadmium (Cd) Max 0.005% Sodium (Na) Max 0.1%
Cobalt (Co) Max 0.005% Nickel (Ni) Max 0.005%
Lead (Pb) Max 0.005% Zinc (Zn) Max 0.005%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date: 13-Dec-2013

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