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2012 hot sale Sodium pyrosulfite

Precio FOB

Obtener el precio más reciente

20 Minimum Order

País:

China

N º de Modelo:

2012 hot sale Sodium pyrosulfite

Precio FOB:

(Negociable) Obtener el precio más reciente

Lugar de origen:

China mainland

Precio de pedido mínimo:

Cantidad de pedido mínimo:

Detalle de embalaje:

25kg/bag

El tiempo de entrega:

within 15days after received advance

Capacidad de suministro:

100

Tipo de pago:

T/T, L/C

Grupo de productos :

Contactar ahora

Shenyang Huashite Chemical Co., ltd

China

Miembro Básico

Persona de contacto Aleda

Hunnan New District, Shenyang, Liaoning

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Especificaciones del producto

Type: Sodium Metabisulfite
Other Names: Sodium pyrosulfite
MF: Na2S2O5
Grade Standard: Agriculture Grade
Purity (%): 96%~98%
Appearance: White crystal powder
Application: Application: bleaching mechanical paper pulp
Brand Name: HST

color:white
Model Number:GB FCC ACS AR GR CP
appearance:White crystal powder
MF:Na2S2O5

Descripción del producto

sodium pyrosulfite

Properties:

Sodium metabisulphite white or yellow crystalline powder or small crystallization, with strong smell, a proportion of SO2 1.4, soluble in water, become acidic aqueous solution, and acid contact is released SO2 generated corresponding salts, long for air, is oxidized to Na2S2O6, reason this product not far. Above ***0C, namely the SO2 decomposition.

Use:

Industrial used for printing and dyeing, organic synthesis, printing, the leather making, pharmaceutical and other department. In food processing of bleaching agent and antiseptic, osteoporosis agent.

Details:

Test item	Specification
Test item	Reagent grade	Pharmaceutical grade
Appearance	Conform	Conform
Assay /%	≥*5.0	≥*2.0
Clarify degrees test	Conform	Conform
Water insoluble /%	≤0.**5	≤0.*1
Chloride (Cl)/%	≤0.**5	≤0.*2
Arsenic (As) /%	≤0.***1	≤0.***2
Ferric (Fe)/%	≤0.***5	≤0.**2
Heavy metal (Pb)/%	≤0.***5	≤0.**2

Superior quality and competitive price are our biggest advantages. Sincerely look forward to your attention.

País:	China
N º de Modelo:	2012 hot sale Sodium pyrosulfite
Precio FOB:	(Negociable) Obtener el precio más reciente
Lugar de origen:	China mainland
Precio de pedido mínimo:	-
Cantidad de pedido mínimo:	20
Detalle de embalaje:	25kg/bag
El tiempo de entrega:	within 15days after received advance
Capacidad de suministro:	100
Tipo de pago:	T/T, L/C
Grupo de productos :	-