25kg 99% Na2s2o3.5H2O Industrial Grade Sodium Thiosulphate Pentahydrate Sodium Thiosulfate Crystal

• Customization: Available
• CAS No.: 7681-57-4
• Formula: Na2s2o5
• Model NO.: 1
• EINECS: 231-673-0
• Certification: CCIC
• Purity: ≥99%
• Type: Sodium Sulfate
• Appearance: Powder
• Grade Standard: Industrial Grade
• CAS No: 7681-57-4
• Purity.: 96.5%- 97%
• Einecs No.: 231-673-0
• Appearance .: White Fine Crystalline Powder
• Grade: Industry and Food
• Sample: Free
• MOQ: 1 Ton
• Payment: T/T
• Shelf Life: 2 Years
• Transport Package: Bag
• Specification: 25kg/bag
• Trademark: Ruisite
• Origin: China

Product Description

Product Description

Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic
compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. It is used as a
disinfectant, antioxidant, and preservative agent.

 

Detailed Photos

 

Specification

ITEM	SPECIFICATION
PURITY (AS Na2S2O5):	92.5% MIN
WATER INSOLUBLE:	0.05%MAX
IRON(Fe):	0.015%MAX
(As):	0.0001%MAX

Packaging & Shipping

 

Application

Chemical industry
The photographic industry is used as a fixative for the fixer. The perfume industry is used to produce vanillin. Used as a preservative for brewing industry, a rubber coagulant and a bleaching agent for cotton bleaching. Organic intermediates, dyes, and tanning are used as reducing agents for electroplating, wastewater treatment in oil fields, and as a mineralizer for mines.

Industry
It is used in printing and dyeing, organic synthesis, printing, tanning, and other departments; as a preservative,bleaching agent and loosening agent in food processing.

 

Used as a chemical reagent

(Printing and dyeing, photography, etc.), used as bleach mordant, reducing agent rubber coagulant, also used in organic synthetic pharmaceuticals and spices.

Company Profile

 

CHONG QING(CQ) HAI CHEMICAL CO.,LTD i is a professional chemical company in China. Specializing deal and export various kinds of quality chemicals since 2010. The products Include industry chemical, Coatings,Pigments,Animal Feed and Food additive, Agrochemical, Fertilizer, pharmaceuticals, Cosmetic raw material water treatment and Detergent raw material,Minerals,Rare earth,Cellulose,Plant extract etc. Our management team has over 14 years of combined expertise meeting the needs of clients. We are proud our quality chemcials and service was approbated by the clients in the worldwide.
 

CHONG QING(CQ) HAI CHEMICAL CO.,LTD is an ISO9001:2008 certificated organization. We alway pay attention to the quality control. For us, quality means satisfied clients. Only by constantly improving our internal and external procedures are we able to remain a reliable supplier of chemicals for our clients worldwide. Every step of the distribution chain is constantly checked and rechecked to guarantee the quality. Through continuous improvement in quality and service, we will provide our customers with products of optimum quality consistent with their requirements.

FAQ

Q1:Are you a manufacture or trading company?

A: We are a manufacture and trader.

Q2. What is your terms of payment?
A: T/T 100%, or 50% balance against the copy of BL. We'll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q4. How about your delivery time?
A: It will take 5 to 15 days after receiving your advance payment. The specific delivery time depends on the items and the
quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, samples are available for you to check our quality, sample delivery time will be 1-10 days.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but customers have to pay the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit.
2.We respect every customer as our friend and we sincerely do business and make friends with them no matter where they come from