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Product Name |
DL-Dithiothreitol |
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Formula |
C4H10O2S2 |
Molecular Weight |
154.25 |
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CAS NO. |
3483-12-3 |
Quantity |
500KG |
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Items |
Specification |
Results |
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Appearance |
White powder
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Conforms |
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Assay |
≥99% |
99.77% |
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Boiling point |
125 ° C |
125 ° C |
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CONCLUSION |
The result conform with standard |
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Melting point 41-44 ° C (lit.)
Boiling point 125 ° C
Specific rotation -0.2 ~ +0.2 ° (20 ℃ /d) (c=5, H2O)
Density 1.04g/mlat20 ° C
Vapor density 5.3 (vsair)
Refractive index 1.5200 (estimate)
Flash point >230 ° f
Storage condition -20 ° C (or4 ° cshortterm)
Solubility h2o:50mg/mlchemicalbook, clear, colorless
Form powder
Acidity coefficient (PKA) pk1:8.9 (25 ° C)
Color white
PH value 4.0-6.0 (20-25 ℃, 0.1minh2o)
Odor unpleasantodor
Acid base indicator discoloration pH range 4-6at15,4g/lat25 ° C
Water solubility freelysoluble
Synthesis of organic intermediates.
