Description and Use. Sodium Azide is a colorless to white, odorless, crystalline. solid. It is highly soluble in water which may result in the vapor. of Hydrazoic Acid being present where Sodium Azide is. handled. It is used in making chemicals, as a preservative in. diagnostic medicines and blood tests, as a herbicide, fungicide.
The average overnight temperature in Alicante during December is around 7Â°C so you'll need to rug up at night since the temperatures drop quite fast after sunset. You may even see some early morning fog and frost patches the night after a cold front has moved through the region.
Weather lowdown. January falls within the winter season in Barcelona. The average daytime temperature tends to hover around 13Â°C (55Â°F) whereas the average minimum temperature drops down to 4Â°C (about 40Â°F). However, even at this time of year the temperature can still exceed 16Â°C one day in ten!