Specification Sheet
Product Name
Formamide BioUltra, Molecular Biology, ≥99.5% (T)
Product Number
47671
Product Brand
sigma
CAS Number
75-12-7
Molecular Weight
45.04
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| TITRATION | 99.5 - 100.5 % |
| TITRATION (METHOD) | N-DETERMINATION ACCORDING TO KJELDAHL |
| REFRACTIVE INDEX N20/D | 1.446 - 1.448 |
| FREEZING POINT | 2.0 - 3.0 C |
| WATER (COULOMETR.) | ≤ 0.10 % |
| RESIDUE ON IGNITION | ≤ 0.10 % |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| SILVER (ICP) | ≤ 5 mg/kg |
| ALUMINIUM (ICP) | ≤ 1 mg/kg |
| BARIUM (ICP) | ≤ 1 mg/kg |
| BISMUTH (ICP) | ≤ 1 mg/kg |