Technical Data Sheet
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BIS-TRIS, 1 kg
From Carl ROTH
PUFFERAN® ≥99 %
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Bis-(2-hydroxyethyl)imino-tris-(hydroxymethyl)-methane
Empirical formula C8H19NO5
Molar mass (M) 209,24 g/mol
Density (D) ~1,4 g/cm³
Boiling point (bp) 412,1 °C
Melting point (mp) 104 °C
WGK 1
CAS No. 6976-37-0
EG-Nr. 230-237-7
Molar mass (M) 209,24 g/mol
Density (D) ~1,4 g/cm³
Boiling point (bp) 412,1 °C
Melting point (mp) 104 °C
WGK 1
CAS No. 6976-37-0
EG-Nr. 230-237-7
€815.95
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€571.15/Pack Qty. Campaign price!
excl. VAT. | 1 kg per Pack Qty.
Art. No. 9140.8
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Product details
BIS-TRIS PUFFERAN® ≥99 %
Technical Information
| pH range | 5.8 to 7.2 |
| Buffer reagent | Bis-(2-hydroxyethyl)imino-tris-(hydroxymethyl)-methane |
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BIS-TRIS
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 9140.1 | 50 g | plastic |
€75.15
€52.55 |
|
|
| 9140.2 | 250 g | plastic |
€317.15
€221.95 |
|
|
| 9140.3 | 500 g | plastic |
€532.15
€372.45 |
|
|
| 9140.4 | 5 kg | plastic |
€3,062.70
€2,143.85 |
|
|
| 9140.8 | 1 kg | plastic |
€815.95
€571.15 |
|
|
|
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Downloads / MSDS
Certificates of Analysis
Guarantee analysis
| Assay (titr.) | ≥99 % |
| Loss of drying (90 °C, 30 min) | ≤1.0 % |
| pH value (1 M, H2O) | 9.0-11.0 |
| Solubility (1 M in H2O) | clear, soluble |
| Iron (Fe) | ≤0,0003 % |
| Heavy metals (as Pb) | ≤0,0003 % |
| Absorbance | |
| 340 nm | ≤0,02 |
| 280 nm | ≤0,04 |