Molecular formulabyNa_twoS. Molecular weight 78.04。

nature:Sodium sulfideby紅褐色片狀或塊狀固體，具有臭味。無(wú)水Sodium sulfide比重byone.856（one4℃），熔點(diǎn)byoneone80℃。 Industrial products are generally hydrate of nine crystal water,比重byone.4two7（one6℃），熔點(diǎn)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，需儲(chǔ)于陰涼干燥的庫(kù)房?jī)?nèi)。搬運(yùn)時(shí)要戴手套圍裙防止具有腐蝕性的Sodium sulfide觸及皮膚。