IMIDAZOLE Molecular Biology |
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| HomeLaboratory ChemicalsReagents for Molecular Biology |
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| SYNONYMS : 1,3-DIAZA-2,4-CYCLOPENTADIENE; GLYOXALINE |
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| Article No. |
04162 |
| Grade |
Molecular Biology
|
| Purity |
99.9% |
| CAS No. |
288-32-4 |
| Molecular Formula |
C3H4N2
|
| Molecular Weight |
68.08 |
| H.S. Code |
2933.2990 |
| Shelf Life |
5 Years |
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| Specifications |
| Appearance |
White crystalline powder |
| Assay (T) |
Min 99.9% |
pKa (20 deg C)
|
7.05 |
| Solubility (at 20 deg C) |
663 g/L (H2O) |
Useful pH range
|
6.2 - 7.8 |
| DNases/RNases |
Not detectable |
| Proteases/Phosphatases |
Not detectable |
Melting point
|
88 - 90 deg C |
| pH (0.1M; H2O) |
9.5 - 11 |
| Water (H2O) |
Max 0.01% |
Chloride (Cl)
|
Max 0.005% |
| Sulphate (S) |
Max 0.005% |
Aluminium (Al)
|
Max 0.0005% |
| Arsenic (As) |
Max 0.00001% |
| Cadmium (Cd) |
Max 0.0005% |
Iron (Fe)
|
Max 0.0005% |
| Mangenese (Mn) |
Max 0.0005% |
Lead (Pb)
|
Max 0.0005% |
| Zinc (Zn) |
Max 0.0005% |
A (1cm/0.1M in water):
|
|
260 nm
|
Max 0.1 |
| 280 nm |
Max 0.1 |
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| Packings |
00025 25 g
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| 00100 100 g |
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| Safety Information
and Hazard Symbols |
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Symbol: GHS05, GHS07, GHS08
Signal Word: Danger
UN No.: 3263
IMCO Class No.: 8
Packing Group: II
Hazardous Statement: H302-H314-H360D
Precaution Statement: P201-P280-P305 + P351 + P338-P310
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| Revision Date
: 18-Dec-2013 |
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