Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
CAS NO.7772-98-7
Hebei Shengang Trading Co., Ltd is an experienced enterprise of supplier various kind pharmaceutical intermediates.
Our R&D center also offer custom synthesis services.
1.we have rich experience in this field.
2.we can provide competitive price for every customer and guarantee the quality of our goods.
3.we are attention to every customer's requirements and make a good relationship with them.
4.We have a long business relationship with many countries, such as Canada, Mexico, Brazil, United Kingdom, Russia, Germany, India, South Africa, Malta, Egypt, Armenia, Australia, Philippines, Belgium, Netherlands, Denmark ect.
if you have any other questions to consult me.please not hesitate to contact me at any time.
We just sell the products which are legal in china .And all products are only sold to labs for research.
Delivery by EMS; FEDEX; TNT and Client’s request
Delivery Time:Within 3-5 workdays after received the payment
Origin: China
Sodium Hyposulphite
Product Name: Sodium Hyposulphite
1.Properties
Other name: Sodium Thiosulfate Pentahydrate
Molecular formula: Na2S2O3.5H2O
Molecular weight: 158.11 g/mol (anhydrous) 248.18 g/mol (pentahydrate)
Appearance: Colorless Crystal Granular
Purity: 99%
H. S. CODE: 2832300000
CAS No: 7772-98-7
It is odorless, and it’s density is 1.667g/cm3, melting point 48.3℃,boiling point 100℃, solubility in water 70.1g/100ml(20℃) or 231g/100ml(100℃).
2.Specifications
Items |
Standard |
Results |
Purity: |
99.0% min |
99.03% |
Water insolubles: |
0.01% max |
0.01% |
Sulphides: |
0.001% max |
0.001% |
Iron: |
0.001% max |
0.001% |
PH: |
6.5-7.5 |
6.8 |
Package |
In 25kgs/wpp bag or as per your requirement. |
3.Application
1. Medical Industry: scouring agent, disinfector and decolorant
2. Chemical Industry: reducing agent
3. Photography industry fixative
4. Used as dechlorination agent after bleaching of cotton fabrics and paper pulp.
5. Also used in photographic, electroplating and leather making industry.
6. For purifying soft water and tanning hides
4.FAQ
1. Sample:Free samples are avaliable
2. Package:in 25kg/bag, 25MT/20FCL
3. Delivery Time:Within 7 days
4. Payment Method:L/C,D/A,D/P,T/T,,MoneyGram
5.Capacity:1000 tons/ month