POPSO BUFFER For Biochemistry

POPSO BUFFER For Biochemistry

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Category: Biological Buffers

Description
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Description

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

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%

Packings

50 g	00050
100 g	00100

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