Sodium sulfide crystal
Product Name: Sodium sulfide crystal (Na2S.5½H2O)
Property: White particle, it has stable quality and low accessory constituent; it is white, odorless and oxidizable in contact with the air.
Packing: Net weight 25.0kg/bag. Inside is double-layer plastic film, hot sealing; outside is woven bag, stitch it up on a machine.
Precautions: Protect from rain, damp, heat during transportation and storage, avoid contacting with acid and corrosive articles.
Use: Mainly used in engineering plastic, rubber, silica gel, chemical detergent, medicine, health-care food additive and other industries。
|Sodium sulfide (Na2S), ω/% ≥||44.0|
|Sodium thiosulfate (Na2S2O3), ω/% ≤||0.40|
|Sodium sulfite (Na2SO3), ω/% ≤||0.30|
|Iron (Fe), ω/ppm ≤||5|
|Water insoluble matter, ω/% ≤||0.012|
|Sodium carbonate, ω/% ≤||0.15|