Advanced Search
Chemicals
Search Lab Chemicals by Category
Advanced Search
New Products
LOBA TLC Sprayer
Mn Filter
R&D / GMP
Process R&D
Process R&D
Process Development
Contract Research
Validation Services
Chiral Chemistry
Flow Chemistry
Custom Synthesis
Contract Manufacturing
Contract Manufacturing
GMP Facility
Specialized Intermediates
List of Manufactured Products
Contact Us
Home
Lab Chemicals
Good's Buffer (Biological Buffers)
POPSO BUFFER
POPSO BUFFER For Biochemistry
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
C
1
0
H
2
2
N
2
O
8
S
2
.2H
2
O
Molecular Weight
398.5
H.S. Code
2933.5990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
White powder
Melting point/ Freezing point [°C]
300 °C
Packings
50 g
(00050)
100 g
(00100)
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