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.
Winter weather in Barcelona. Winter, from December till February, is on average quite mild but in reality often rather cold. The average high temperature falls to its lowest in December at 14Â°C when the average low gets down to 5Â°C. This seems vastly preferable to the UK's respective highs and lows of 7Â°C and 2Â°C.