MES, 1 kg
PUFFERAN® ≥99 %
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2-(N-Morpholino)-ethane sulphonic acid
Empirical formula C6H13NO4S
Molar mass (M) 195,20 g/mol
Melting point (mp) 335,5 °C
WGK 1
CAS No. [4432-31-9]
EG-Nr. 224-632-3
Molar mass (M) 195,20 g/mol
Melting point (mp) 335,5 °C
WGK 1
CAS No. [4432-31-9]
EG-Nr. 224-632-3
€471.95/Pack Qty.
excl. VAT. | 1 kg per Pack Qty.
Art. No. 4256.4
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Product details
MES PUFFERAN® ≥99 %
Technical Information
| pH range | 5.5 to 6.7 |
| Buffer reagent | 2-(N-Morpholino)-ethane sulphonic acid |
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| Order No. | Pack Qty. | Pack. | Price | Quantity | ||
|---|---|---|---|---|---|---|
| 4256.2 | 100 g | plastic | €66.55 |
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| 4256.3 | 500 g | plastic | €276.85 |
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| 4256.4 | 1 kg | plastic | €471.95 |
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| 4256.5 | 250 g | plastic | €145.15 |
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Certificates of Analysis
Guarantee analysis
| Appearance | white powder |
| Assay (titr., dry substance) | ≥99,0 % |
| pH-value | 2,5-4,0 |
| Loss on drying | ≤1,0 % |
| Chloride (Cl) | ≤0,005 % |
| Sulphate (SO4) | ≤0,005 % |
| Heavy metals (as Pb) | ≤0,001 % |
| Absorbance | |
| 280 nm | ≤0,02 |
| 260 nm | ≤0,02 |