China Factory Supply CAS 7775-14-6 Sodium Hydrosulfite

Product Description

Product Description
Product Name: Sodium Dithionite Other Names: Sodium dithionite hydrate; Sodium hydrosulphite; Sodium dithionite; disodium dithionite Molecular Formula: Na2O4S2 UN No.: 1384 HS No.: 2831101000 CAS No.: 7775-14-6 EINECS No.: 231-890-0 Hazard Class: 4.2 Purity:85%,88%,90% Appearance:White crystalline powder with a sulfurous odor Physical and Chemical Properties Sodium dithionite (also known as sodium hydrosulfite) is a white crystalline powder with a sulfurous odor. Although it is stable in dry air, it decomposes in hot water and in acid solutions. Application a.sodium dithionite is used as a reducing agent in some industrial dyeing processes. b.Sodium dithionite can also be used for water treatment, aquarium water conditioners, gas purification, cleaning, and stripping. c.It has also been applied as a sulfonating agent. d.In addition to the textile industry, this compound is used in industries concerned with leather, foods, polymers, photography, and many others, often as a decolourising agent. e.It is the an active ingredient in "Iron Out Rust Stain Remover", a commercial rust product. f.Sodium dithionite is often used in physiology experiments. In addition, sodium dithionite is often used in soil chemistry experiments.Aqueous solutions of sodium dithionite were once used to produce 'Fieser's solution' for the removal of oxygen from a gas stream. g.It is used in Kodak fogging developer, FD-70. Safety The wide use of sodium dithionite is attributable in part to its low toxicity LD50 at 2.5 g/kg (rats, oral). ABOUT US We work in this field for about 16 years, and the annual output of Sodium Dithionite is about 800,000 tons. OUR ADVANTAGE 1.Quickly and timely response 2.Quick and professional Delivery of chemicals 3.Professional technical support and after-sales service 4.Full set of Hazard Chemical Exporting Licenses 5.Continuous and stable supply chemicals with professionally deal Bulk Vessel,ISO Tank and containers transportation

Sodium dithionite Basic information

Description Uses Preparation References

Product Name:	Sodium dithionite
Synonyms:	dithionous acid disodium salt;HYDROSULFITE;SODIUM HYPODISULFITE;SODIUM DITHIONITE;SODIUM HYDROSULFITE;SODIUM HYDROSULPHITE;blankit;burmol
CAS:	7775-14-6
MF:	Na2O4S2
MW:	174.11
EINECS:	231-890-0
Product Categories:	inorganic chemical raw material;inorganic salt;INORGANIC & ORGANIC CHEMICALS;Inorganics;sulphite;7775-14-6
Mol File:	7775-14-6.mol

Company Profile
Packing and storage Package:25kg/bag.220kg/drum or as per buyer requirements.
Storage: Store in a cool and ventilated warehouse. Do not mix with acids for storage and transportation.
FAQ
1 Q:Are you manufacturer?
A: Yes, we are a factory over 10 years and our products sales well on the market.2 Q: What is your MOQ?
A: Our MOQ is at leasst 1 One package.3 Q: What kind of package do you have?
A: We have various of packages to meet our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.
4 Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.5 Q: Can I get a sample?A: Free samples are available, but buyers needs to pay freight.But for high value item, should pay sample cost. 6 Q: How long does it take for me to get a sample?A: It depends. Generally speaking, it is about 7-10 days.7 Q: Why is the quote offered different from the sticker price? A: As we know, prices of chemicals are not fixed, they fluctuate with the markets.8 Q:Can you give me a discount price?
A: Yes. It depends on your order qty.9 Q: How about your delivery? When will my goods be shipped?A: Prompt and reliable delivery by professional shipping lines.About 3-5 days after prepayment is done.10 Q: Is the quality of your products guaranteed? A: We have a professional R&D team, so every batch of our products is up to standard. We will have goods tested and provide COA before delivery for sure.

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