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China Chemical Factory Na2s2o4 CAS 7775-14-6 Sodium Hydrosulfite 88% Price

FOB Price:	US$779.00-859.00 / Ton
Min. Order:	22 Tons

Min. Order	FOB Price
22 Tons	US$779.00-859.00

Port:	Shanghai, China
Production Capacity:	15000ton/Per Year
Payment Terms:	L/C, T/T, D/P

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Product Description

Company Info

Basic Info.

Model NO.

zhd0001-34

CAS No.

CAS 7775-14-6

Formula

Na2s2o4

EINECS

231-890-0

Certification

CCIC, CIQ, ISO

Purity

80%~90%

Type

Sodium Hydrosulfite

Appearance

White Crystal Powder

Grade Standard

Industrial or Food Grade

Un No

1384

Density

2.189 G/Cm³

Other Names

Sodium Dithionite

Applications

Textile/Metallurgica/Medicine-Making/Papermaking

Trademark

ZHD or Customable

Transport Package

Iron Drum

Specification

50kgs/Drum

Origin

China

HS Code

2831101000

Product Description

Product Parameters

CAS NO.	7775-14-6/ 7631-94-9	HS.CODE	28311010
EINECS NO.	231-890-0	HAZARD CLASS	4.2
UN NO.	1384	Storage Condition	Store at +5°C to +30°C
APPEARANCE	White to Gray-White crystalline powder
Odor	Odorless or a slight odor of SO2 gas
Solubility	Easily Soluble in Water, Insoluble in Ethanol

Grade of Quality	Superior G.	First G.	Qualified G.
Percentage of Sodium Hydrosulfite(Na2S2O4 ) Content	≥90%	≥88%	≥85%
Water Insoluble	≤0.1%	≤0.1%	≤0.3%
Sodium Thiosulfate(Na2S2O3)	≤1.0%	≤1.3%	≤1.5%
Sodium Metabisulfite(Na2S2O5)	5-7%	5-7%	5-7%
Sodium Bisulfite(NaHSO3)	≤0.5%	≤0.5%	≤0.5%
Sodium Carbonate(Na2CO3)	0.6-2%	0.6-2%	0.6-2%
Sodium Formate(HCOONa)	≤0.5%	≤0.5%	≤0.8%
Zn	≤0.0001%	≤0.0001%	≤0.0001%
Pb	≤0.0001%	≤0.0001%	≤0.0001%
Fe	≤0.005%	≤0.005%	≤0.005%

Packaging

Outer Package: Iron Drum

Inner Package: 2-layer PE bag

Net Weight Per Drum: 50kgs, 22.5tons/20'FCL without pallets

Port: Qingdao, Shanghai, Nansha

Applications

1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. It is also used in bleaching paper pulps , especially mechanical pulps, it's the most fittable bleaching agent in pulps.
3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,
4. It is used in mineral, the compound of thiourea and other sulphides.
5. It is used as reducing agent in chemical industry.

Company Profile

Our Advantages

FAQ

1) What about product quality assurance policy?
We accept pre-shipment test by SGS or any other third party agents.
2) Can we print our logo on the product ?
Yes, we can do it. Just send us your logo design.
3) Do you accept small orders ?
Yes, we can do it. Pls contact us for order details.
4) How about the price? Can you make it cheaper ?
Price is negotiable under different conditions, we are assuring you to get the most competitive price.
5) Do you offer free samples ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
6) What are your payment terms ?
We usually accept T/T, L/C or other terms for negotiating.
7) Can I visit your factory in China ?
Yes, you are welcomed to visit our factory.
8) How Can I place an order ?
Kindly pls chat with us directly, or you could just send us inquiry, we will arrange your order accordingly after all details is finalized.

Address: Chengdu, Sichuan, China

Business Type: Manufacturer/Factory, Trading Company

Business Range: Chemicals, Industrial Equipment & Components, Manufacturing & Processing Machinery

Management System Certification: ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, QHSE

Main Products: Sodium Hydrosulfite, Sodium Bicarbonate, Sodium Carbonate, Sodium Sulfite, Sodium Bisulfite, Sodium Hydroxide, Caustic Soda, Glacial Acetic Acid, Hydrogen Peroxide Solution, Methenamine

Company Introduction: Sichuan Zhonghongda Technology Co., Ltd, the leading manufacturer and supplier of Chemicals, has engaged in Chemical industry for more than 20 years. The company locates in Western China, with the advantages of rich chemical resources in Western China, we can supply you mature & premium one stop service, various products, sufficient supply, strict quality control, fast delivery, professional & safety shipping, good after-sale service etc. Since our products quality, production and delivery, sales service is guaranteed, many famous company choose to cooperate with us. We sincerely invite more clients in and abroad to join us.

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