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Dechlorination Agent Sodium Metabisulfite Food Grade For Otton Printing / Dyeing Industry fr china

Product Details:

Place of Origin:	Hunan,yueyang
Brand Name:	Kemsky
Certification:	ISO 9001,sgs,
Model Number:	smbs antioxidant

Payment & Shipping Terms:

Minimum Order Quantity:	1 metric ton
Price:	usd 300-400 per metric ton
Packaging Details:	25 kgs bag,1000 kgs big bag
Delivery Time:	5-8 days
Payment Terms:	T/T , L/C
Supply Ability:	3000 tons per month

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Detailed Product Description

Name:	Sodium Metabisultite For Food	Other Name:	Sodium Pyrosultite For Food
Color:	Pure White	Situation:	Dry Powder
Shelf Life:	One Year/12 Months	Usage:	Food Additive,industry Bleaching
Highlight:	preservative sodium metabisulphite , sodium metabisulfite food additive

sodium metabisulfite for food

Certification of Analysis: Sodium metabisulfite Tech grade

Item	Standard
CONTENT (AS Na2S2O5)	97% MIN
IRON (Fe)	0.003%MAX
CLARITY	PASS
HEAVY METALS(As Pb)	0.0005%MAX
ARSENIC	0.0001%MAX
WATER INSOLUBLE	0.05%MAX
PH VALUE	4.0-4.6

Item	Chinese standard GB1893-2008	Company standard
Main content(Na₂S₂O₅)	≥96.5	≥97.5
Fe(As content Fe)	≤0.003	≤0.0015
Clarity	Pass test	Clear
Heavy metal content (Pb)	≤0.0005	≤0.0002
Arsenic content (As)	≤0.0001	≤0.0001

Molecular Formula:Na₂S₂O₅
Molecular Weight:190.10
Appearance: white crystal powder.
Packing: polypropylene weaving bag, paper plastic complex bag and kraft lined with polyethylene plastic bag.
Net weight: 25, 50, 1000 kilograms per bag or according to demands from customers

Nature:
white or light yellow crystalline powder , relative density is 1.4 . Soluble in
water (when20 ° C, 54g/100ml water; when 100 ° C, 81.7g/100ml water),
acidic aqueous solution. Soluble in glycerine, slightly soluble in ethanol.
Moisture easily decomposed, exposed in the air easily oxidized into
sulfate. Exposure to emit sulfur dioxide and acid generated the corresponding
salts. Heated to 150 ° C decomposition.

Sodium metabisulfite For Industrial grade

Detail:
Quality standard :

Item	Chinese standard HG/T2826-2008		Company standard
Item	Top-grade	First grade	Company standard
Main content(Na₂S₂O₅)	≥96.5	95.0	97.0
Fe %( Fe)	0.005	0.010	0.002
Water-Insoluble	0.05	0.05	0.02
Arsenic(As) content	0.0001		0.0001