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HEPES, 5 kg

PUFFERAN® ≥99,5 %, p.a.
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Pack Qty.
Pack.
N-2-Hydroxyethylpiperazine-N'-2-ethane sulphonic acid, Good's buffer
Empirical formula C8H18N2O4S
Molar mass (M) 238,31 g/mol
Flash point (flp) 124 °C
Melting point (mp) 212,6 °C
WGK 1
CAS No. [7365-45-9]
EG-Nr. 230-907-9

For biochemistry and molecular biology.

€923.45 /Pack Qty.

€646.40/Pack Qty.  Campaign price!

excl. VAT. | 5 kg per Pack Qty.

Art. No. 9105.5

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Product details


Free acid



HEPES PUFFERAN® ≥99,5 %, p.a.

Application examples:
  • Reduction of clotting time during analysis of factors V and VIII, during APTT and PT tests and during thrombin mediated clotting in plasma
  • Ideal for gel filtration of thrombocytes from human blood
  • For routine analysis of enteroviruses
  • Reagent in plasma urea determination

Buffer reagent according to Good. High buffer capacity at physiological pH-values.



HEPES
Selected quantity:   0
  1. Subtotal:  0.00
Order No. Pack Qty. Pack. Price Quantity
9105.1 250 g plastic
€75.15

€52.55

9105.2 100 g plastic
€36.45

€25.45

9105.3 1 kg plastic
€246.20

€172.30

9105.4 500 g plastic
€145.05

€101.45

9105.5 5 kg plastic
€923.45

€646.40

9105.6 2.5 kg plastic
€482.70

€337.85

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Selected quantity:   0
  1. Subtotal:  0.00

Downloads / MSDS


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Guarantee analysis

Assay (titr.)≥99,5 %
Solubility (0,1 M in H2O)clear, complete
pH value (5 % in H2O)5,0-6,0
Sulphated ash≤0,1 %
Loss of drying (140 °C, 30 min)≤0,2 %
Chloride (Cl)≤0,005 %
Phosphate (PO4)≤0,01 %
Sulphate (SO4)≤0,01 %
Lead (Pb)≤0,0005 %
Cadmium (Cd)≤0,0005 %
Calcium (Ca)≤0,05 %
Iron (Fe)≤0,0005 %
Copper (Cu)≤0,0005 %
Magnesium (Mg)≤0,0005 %
Nickel (Ni)≤0,005 %
Heavy metals (as Pb)≤0,0005 %
Absorbance
260 nm≤0,05
280 nm≤0,04
405 nm≤0,03

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