Molecular formulabyNa_twoS. Molecular weight 78.04。

nature:Sodium sulfideby红褐色片状或块状固体，具有臭味。无水Sodium sulfide比重byone.856（one4℃），熔点byoneone80℃。 Industrial products are generally hydrate of nine crystal water,比重byone.4two7（one6℃），熔点byfifty℃； Easily deliquescent, corrosive and toxic; It is easy to oxidize in the air and soluble in water. The aqueous solution is strongly alkaline. In case of acid, it will produce toxic and flammable hydrogen sulfide gas.

Purpose:Sodium sulfideIt is used as the main raw material of sulfide dyes in the dye industry. It is also widely used in printing and dyeing, leather, papermaking and chemical industries. Printed circuit boards are used to precipitate heavy metals in wastewater.

Product quality:（one0fifty0-two009）

Packaging and storage:

This product belongs to inorganic alkaline corrosive product, and the number of hazard code is8two0oneone

two5kg woven bags lined with plastic bags.

本品易吸潮，需储于阴凉干燥的库房内。搬运时要戴手套围裙防止具有腐蚀性的Sodium sulfide触及皮肤。