Specification Sheet
Product Name
1,5-Diaminonaphthalene suitable for matrix substance for MALDI-MS, ≥99.0% (HPLC)
Product Number
56451
Product Brand
sial
CAS Number
2243-62-1
Molecular Weight
158.20
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Faint Brown to Very Dark Brown and Faint Purple to Very Dark Purple and Faint Grey to Grey |
| APPEARANCE (FORM) | Powder to Crystals |
| PURITY (HPLC AREA %) | ≥ 99.0 % |
| SUITABILITY TEST MALDI-MS | suitable as Maldi Matrix Material |
| CARBON CONTENT | 75.92 % (Theory) |
| HYDROGEN CONTENT | 6.37 % (Theory) |
| NITROGEN CONTENT | 17.71 % (Theory) |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| BARIUM (ICP) | ≤ 5 mg/kg |
| CALCIUM (ICP) | ≤ 20 mg/kg |
| CADMIUM (ICP) | ≤ 5 mg/kg |
| COBALT (ICP) | ≤ 5 mg/kg |
| CHROMIUM (ICP) | ≤ 5 mg/kg |
| COPPER (ICP) | ≤ 5 mg/kg |
| POTASSIUM (ICP) | ≤ 10 mg/kg |
| MAGNESIUM (ICP) | ≤ 5 mg/kg |
| MANGANESE (ICP) | ≤ 5 mg/kg |
| SODIUM (ICP) | ≤ 10 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| RECOMMENDED RETEST PERIOD | 36 MONTHS |