Formaldehyde 37 % Analytical Reagent 2.5L
Lead Time: 2-5 Days
- Formaldehyde 37 % Analytical Reagent 2.5L
| grade | ACS reagent |
| vapor density | 1.03 (vs air) |
| vapor pressure | 52 mmHg ( 37 °C) |
| 52 mmHg ( 37 °C) | |
| assay | 36.5-38.0% |
| autoignition temp. | 572 °F |
| contains | 10-15% Methanol as stabilizer (to prevent polymerization) |
| concentration | 37 wt. % in H2O |
| impurities | ≤0.006 meq/g Titr. acid |
| ign. residue | ≤0.005% |
| color | APHA: ≤10 |
| refractive index | n20/D 1.3765 |
| density | 1.09 g/mL at 25 °C (lit.) |
| anion traces | chloride (Cl–): ≤5 ppm |
| sulfate (SO42-): ≤0.002% | |
| cation traces | Fe: ≤5 ppm |
| heavy metals: ≤5 ppm (by ICP-OES) | |
| suitability | suitable for manufacturing use (Laboratory chemicals) |
