sodium sulfite

Model:	dddd
Brand:	hebeiguogang
Origin:	Made In China
Category:	Chemicals / Inorganic Chemical Materials / Inorganic Salt
Label:	Na2SO3 , ：HG/T 2967-2000
Price:	-
Min. Order:	25 pc

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Product Description

Uses: Pulp bleaching agent; chemical fiber stabilizer; fabric bleaching agent; dyeing industry Deoxidizer drift; the chemical industry by reducing agent and sulfonating agent; tannin tanning agent; beneficiation inhibitors; water treatment agent

Transport and storage Note: in the transport process should be to prevent the sun and rain and damp; stored in a cool dry ventilated coffers, not with strong acid and oxidizer, or toxic and harmful substances were mixed Wan Chu. This product has deliquescence, not long storage.

Packaging: plastic woven bag lined with polyethylene plastic film bag, net weight 50 kilograms or 25 kilograms.

（Product specifications）：

Index Item	INDEX
Appearance	Excellent Class	First Class	Second Class	Common Class
Appearance	White crystal powder	White or light grey power	White or light grey power	White or light grey power
Free alkali	96%	93%	90%	85%
Water	1%	2%	4%	85%
Insoluble max	0.8%	------	------	------
Fe max	0.1%	0.1%	0.1%	0.1%
	0.02%	0.02%	0.02%	0.02%