颗粒电石 280（%） 编制袋

脱硫剂

化学名：颗粒电石、颗粒碳化钙

分子式：cac2

性状：灰黑色块物，遇水剧烈水解产生乙炔和氢氧化钙，并放出大量热。

指标名称：一级品合格品

发气量（升/公斤）≥280255

乙炔中磷化氢（v/v）%≤0.080.08

乙炔中硫化氢（v/v）%≤0.100.10

粒度（0.5-5.0mm）%≥9590

用途：在铸造、钢铁的冶炼中作脱硫剂。

包装：复合编织袋包装。

储运：储存在干燥通风良好的库房中，搬运时轻搬轻放，防雨防水。

synonyms:granular calcium carbide

molecular formula:cac2

specificity:grey, black solid .dissolution in water will release acetylene, calcium hydronide and a large amount of heat.

itemfirst graderegular grade

gas released(l/kg)285255

ph3 content in acetylene(v/v)%0.080.08

h2s content in acetylene(v/v)%0.100.10

particle size(0.5-5.0mm)%9590

usage:used for desulfurization in the foundry and metallurgy industry.

storage and transportation: stored in cool,dry and ventilated warehouse.away from moisture and handle with care when transportation,loading and unloading.