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El #ditionita de sodi, també conegut com a hidròxid de sodi, és un cristall de sorra blanca o una pols de color groc clar.

Temps: 2021-02-18 Accessos : 17

#Sodiumdithionite, also known as #sodiumhydroxide, is a white sandy crystal or light yellow powder chemical.

It has a melting point of 300°C (decomposition) and an ignition temperature of 250°C. It is insoluble in ethanol but soluble in #sodiumhydroxide solution.

It belongs to 4 Class of dangerous chemicals, with a high level of danger. It reacts strongly with water and burns.

Note that in case of fire, dry sand should be used to extinguish the fire, instead of foam fire extinguishers and dry powder fire extinguishers.

#watertreatment #waterproofing #chemical


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