Sodium Hydroxide, min 99%
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CAS# 1310-73-2
| Chemical Name | sodium hydroxide |
|---|---|
| Synonyms | Caustic soda; Sodium hydroxide; |
| CAS No. | 1310-73-2 |
| Molecular Formula | NaOH |
| Molecular Weight | 39.99710 |
Properties
| Appearance & Physical State | white/opaque crystals |
|---|---|
| Density | 2.13 g/cm3 |
| Boiling Point | 1388ºC |
| Melting Point | 318ºC |
| Flash Point | -- |
| Refractive Index | 1.473-1.475 |
| Water Solubility | 418 g/L (0 °C), 1110 g/L (20 °C), 3370 g/L (100 °C) |
| Soluble | soluble in methanol and glycerol, negligible in ammonia, insoluble in ether |
| Vapor Density | <1 (vs air) |
| Vapor Pressure | 1 mm Hg ( 745 °C) |
Safety Info
| RTECS | TT2975000 |
|---|---|
| Hazard Class | 8 |
| HS Code | 2815110000 |
| Packing Group | II |
| WGK Germany | 1 |
| RIDADR | UN 1823 |
| Signal Word | Danger |
| Symbol | GHS05 |
| Hazard Declaration | H290; H314 |
| Caution Statement | P260; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338 + P310 |