Factory High Quality Sodium Thiosulfate CAS 7772-98-7

• CAS No.: 7772-98-7
• Formula: Na2s2o3
• EINECS: 231-867-5
• Certification: CCIC, CIQ, RoHS, ISO, SGS
• Purity: ≥99%
• Type: Sodium Thiosulfate
• Model NO.: Sodium Thiosulfate
• Appearance: Granular
• Grade Standard: Industrial Grade
• Molecular Weight: 248.17
• pH: 6.5~9.5
• Color: Colorless Transparent Crystal
• Transport Package: 25kg/Bag. 50kg/Bag. 1000kg/Bag.
• Specification: 25kg
• Trademark: NEW SOURCE
• Origin: China
• HS Code: 2832300000
• Production Capacity: 20000 Mt/ Year

Product Description

Product Description

Sodium thisulfate is a common thiosulfate, a colorless transparent monoclinic crystal or white crystalline powder.Odorless, salty. The relative density is 1.667. Sodium thiosulfate is easily soluble in water and reacts with strong acid to produce sulfur and sulfur dioxide gas .Sodium thiosulfate is an antidote to cyanide.It is colorless, transparent crystal or crystalline fine grain.

Product Parameters

Item	Photographic grade	Industrial grade	Anhydrous grade
Appearance	colorless transparent crystal	colorless transparent crystal	white powder
Assay	≥99.00%	≥98.5%	≥97.0%
Water Insoluble matter	≤0.01%	≤0.03%	≤0.03%
Sulfide	≤0.001%	≤0.003%	≤0.001%
Fe	≤0.001%	≤0.003%	≤0.005%
PH	6.5~9.5	6.5~9.5	6.5~9.5
Water solution reaction	in accordance with the test	in accordance with the test	----
Granularity(g/g)	12~16	---	----
Residual AM (PPM)	<500<>	<500<>	<500<>
PH Value	5-14	5-14	5-14

Application

1.It is used chemical raw material used as a fixer in the
   photographic, film and printing industries.

2.Used as a reducing agent in tanning. It is used in the paper
   and textile industries to remove residual bleach and as a
   mordant.

3.Used in medicine as an antidote for cyanide poisoning, etc.

4.In water treatment:
   a) It is used as a dechlorination agent and fungicide for
       drinking water and wastewater;
   b) Copper corrosion inhibitor for circulating cooling water;
   c) Deoxidizer for boiler water system;
   d) It is also used for the treatment of cyanide-containing
       wastewater.

Packaging & Shipping

Packing: 
1. 25KG compound plastic woven bag with inner polythene liner;
2. 1000kg Jumbo bags;
3. Any other particular requirements to the package can be discussed.

Storage and handing:
Store the product in a cool and dry place, prevent from direct sunlight, water and moisture, avoid contact with strong add oxidants,Do not stores it for long time.

Company Profile

SHANDONG NEW SOURCE CHEMICAL Co., Ltd has been specialized in Water treatment and Fine Chemicals for more than 10 years. With the principle of honest and win-win trade, high quality service and sustainable development. We has established long-term and stable business relationship with many famous chemical enterprises and products are exported to more than 50 countries and regions, receiving great comments from customers at home and abroad. We was establish to fulfill the increasing market demand and to build an resources integration platform for global chemical industry that related to all kind of water treatment.

Our Vision:
To be a leading Asian Chemicals Company, we providing to our customer through High Quality Products, Services, Support & Professionals that benefits customers & environment.
Our Mission:
Constantly seeking & applying Environmental Friendly Solutions to meet challenges in the chemical field, to make our environment Cleaner, Healthier, Safer & Sustainable.

Certifications

FAQ

Q1: Can I get samples?
A: Yes, we can supply free sample, you pay for the freight charge only.

Q2: How to pay? 
A: PI will be sent firstly after our aligned products specification. Payment by Paypal , T/T, Western Union,LC, are ok.

Q3: How is your MOQ? 
A: Normally speaking, our MOQ is 1 container. But we can also accept less quantity on the condition that sample charge is100% paid.

Q4: How can you guarantee the quality of your products ?
1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
2. Free sample or pre-shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers
3. Third Party Inspection like SGS can be arranged according to your requirement before shipping.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.

Q5: Do you have any other chemicals?
A: Yes, We can provide kinds of additives and flocculating agent, such as PAC,PAM,Aluminum Sulfate and Citric acid,Soda Ash,Soda Flake, etc .....