Description
Microcrystalline cellulose Chemical Properties
| Melting point | 76-78 °C(Solv: acetone (67-64-1); chloroform (67-66-3)) |
| density | 1.5 g/cm3 (20℃) |
| refractive index | n20/D 1.504 |
| Fp | 164 °C |
| storage temp. | room temp |
| solubility | Practically insoluble in water, in acetone, in anhydrous ethanol, in toluene, in dilute acids and in a 50 g/L solution of sodium hydroxide |
| form | powder |
| color | White or almost white |
| PH | 5-7.5 (100g/l, H2O, 20℃)(slurry) |
| Odor | Odorless |
| Water Solubility | insoluble |
| Merck | 14,1965 |
| Exposure limits | ACGIH: TWA 10 mg/m3 OSHA: TWA 15 mg/m3; TWA 5 mg/m3 NIOSH: TWA 10 mg/m3; TWA 5 mg/m3; TWA 1 mg/m3 |
| Dielectric constant | 3.2（Ambient） |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| InChIKey | UFHFLCQGNIYNRP-UHFFFAOYSA-N |
| EPA Substance Registry System | Cellulose (9004-34-6) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 37 |
| Safety Statements | 24/25 |
| OEB | B |
| OEL | TWA: 10 mg/m3 (total) |
| WGK Germany | 3 |
| RTECS | FJ5950200 |
| F | 3 |
| Autoignition Temperature | 232 °C |
| TSCA | Yes |
| HS Code | 39129090 |
| Toxicity | LD50 orally in Rabbit: > 5000 mg/kg LD50 dermal Rabbit > 2000 mg/kg |
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